19983370784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{757}}^1$

素因数の和:923

約数の個数: 192

約数和(自身を含む): 46210590720

約数和(自身を除く): 26227219936

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 32, 46, 52, 62, 89, 92, 104, 124, 178, 184, 208, 248, 299, 356, 368, 403, 416, 496, 598, 712, 713, 736, 757, 806, 992, 1157, 1196, 1424, 1426, 1514, 1612, 2047, 2314, 2392, 2759, 2848, 2852, 3028, 3224, 4094, 4628, 4784, 5518, 5704, 6056, 6448, 8188, 9256, 9269, 9568, 9841, 11036, 11408, 12112, 12896, 16376, 17411, 18512, 18538, 19682, 22072, 22816, 23467, 24224, 26611, 32752, 34822, 35867, 37024, 37076, 39364, 44144, 46934, 53222, 63457, 65504, 67373, 69644, 71734, 74152, 78728, 88288, 93868, 106444, 126914, 134746, 139288, 143468, 148304, 157456, 187736, 212888, 226343, 253828, 269492, 278576, 286936, 296608, 305071, 314912, 375472, 425776, 452686, 507656, 538984, 539741, 557152, 573872, 610142, 750944, 824941, 851552, 875849, 905372, 1015312, 1077968, 1079482, 1147744, 1220284, 1549579, 1649882, 1751698, 1810744, 2030624, 2088563, 2155936, 2158964, 2440568, 3099158, 3299764, 3503396, 3621488, 4177126, 4317928, 4881136, 6198316, 6599528, 7006792, 7016633, 7242976, 8354252, 8635856, 9762272, 12396632, 13199056, 14013584, 14033266, 16708504, 17271712, 20144527, 24793264, 26398112, 27151319, 28027168, 28066532, 33417008, 40289054, 48036949, 49586528, 54302638, 56133064, 66834016, 80578108, 96073898, 108605276, 112266128, 161156216, 192147796, 217210552, 224532256, 322312432, 384295592, 434421104, 624480337, 644624864, 768591184, 868842208, 1248960674, 1537182368, 2497921348, 4995842696, 9991685392, 19983370784]

約数ペア:

[(1, 19983370784), (2, 9991685392), (4, 4995842696), (8, 2497921348), (13, 1537182368), (16, 1248960674), (23, 868842208), (26, 768591184), (31, 644624864), (32, 624480337), (46, 434421104), (52, 384295592), (62, 322312432), (89, 224532256), (92, 217210552), (104, 192147796), (124, 161156216), (178, 112266128), (184, 108605276), (208, 96073898), (248, 80578108), (299, 66834016), (356, 56133064), (368, 54302638), (403, 49586528), (416, 48036949), (496, 40289054), (598, 33417008), (712, 28066532), (713, 28027168), (736, 27151319), (757, 26398112), (806, 24793264), (992, 20144527), (1157, 17271712), (1196, 16708504), (1424, 14033266), (1426, 14013584), (1514, 13199056), (1612, 12396632), (2047, 9762272), (2314, 8635856), (2392, 8354252), (2759, 7242976), (2848, 7016633), (2852, 7006792), (3028, 6599528), (3224, 6198316), (4094, 4881136), (4628, 4317928), (4784, 4177126), (5518, 3621488), (5704, 3503396), (6056, 3299764), (6448, 3099158), (8188, 2440568), (9256, 2158964), (9269, 2155936), (9568, 2088563), (9841, 2030624), (11036, 1810744), (11408, 1751698), (12112, 1649882), (12896, 1549579), (16376, 1220284), (17411, 1147744), (18512, 1079482), (18538, 1077968), (19682, 1015312), (22072, 905372), (22816, 875849), (23467, 851552), (24224, 824941), (26611, 750944), (32752, 610142), (34822, 573872), (35867, 557152), (37024, 539741), (37076, 538984), (39364, 507656), (44144, 452686), (46934, 425776), (53222, 375472), (63457, 314912), (65504, 305071), (67373, 296608), (69644, 286936), (71734, 278576), (74152, 269492), (78728, 253828), (88288, 226343), (93868, 212888), (106444, 187736), (126914, 157456), (134746, 148304), (139288, 143468)]