20123488112

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1871}}^1$

素因数の和:2071

約数の個数: 160

約数和(自身を含む): 49136855040

約数和(自身を除く): 29013366928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 83, 89, 91, 104, 112, 166, 178, 182, 208, 332, 356, 364, 581, 623, 664, 712, 728, 1079, 1157, 1162, 1246, 1328, 1424, 1456, 1871, 2158, 2314, 2324, 2492, 3742, 4316, 4628, 4648, 4984, 7387, 7484, 7553, 8099, 8632, 9256, 9296, 9968, 13097, 14774, 14968, 15106, 16198, 17264, 18512, 24323, 26194, 29548, 29936, 30212, 32396, 48646, 51709, 52388, 59096, 60424, 64792, 96031, 97292, 103418, 104776, 118192, 120848, 129584, 155293, 166519, 170261, 192062, 194584, 206836, 209552, 310586, 333038, 340522, 384124, 389168, 413672, 621172, 666076, 672217, 681044, 768248, 827344, 1087051, 1165633, 1242344, 1332152, 1344434, 1362088, 1536496, 2018809, 2164747, 2174102, 2331266, 2484688, 2664304, 2688868, 2724176, 4037618, 4329494, 4348204, 4662532, 5377736, 8075236, 8658988, 8696408, 9325064, 10755472, 13821077, 14131663, 15153229, 16150472, 17317976, 17392816, 18650128, 27642154, 28263326, 30306458, 32300944, 34635952, 55284308, 56526652, 60612916, 96747539, 110568616, 113053304, 121225832, 179674001, 193495078, 221137232, 226106608, 242451664, 359348002, 386990156, 718696004, 773980312, 1257718007, 1437392008, 1547960624, 2515436014, 2874784016, 5030872028, 10061744056, 20123488112]

約数ペア:

[(1, 20123488112), (2, 10061744056), (4, 5030872028), (7, 2874784016), (8, 2515436014), (13, 1547960624), (14, 1437392008), (16, 1257718007), (26, 773980312), (28, 718696004), (52, 386990156), (56, 359348002), (83, 242451664), (89, 226106608), (91, 221137232), (104, 193495078), (112, 179674001), (166, 121225832), (178, 113053304), (182, 110568616), (208, 96747539), (332, 60612916), (356, 56526652), (364, 55284308), (581, 34635952), (623, 32300944), (664, 30306458), (712, 28263326), (728, 27642154), (1079, 18650128), (1157, 17392816), (1162, 17317976), (1246, 16150472), (1328, 15153229), (1424, 14131663), (1456, 13821077), (1871, 10755472), (2158, 9325064), (2314, 8696408), (2324, 8658988), (2492, 8075236), (3742, 5377736), (4316, 4662532), (4628, 4348204), (4648, 4329494), (4984, 4037618), (7387, 2724176), (7484, 2688868), (7553, 2664304), (8099, 2484688), (8632, 2331266), (9256, 2174102), (9296, 2164747), (9968, 2018809), (13097, 1536496), (14774, 1362088), (14968, 1344434), (15106, 1332152), (16198, 1242344), (17264, 1165633), (18512, 1087051), (24323, 827344), (26194, 768248), (29548, 681044), (29936, 672217), (30212, 666076), (32396, 621172), (48646, 413672), (51709, 389168), (52388, 384124), (59096, 340522), (60424, 333038), (64792, 310586), (96031, 209552), (97292, 206836), (103418, 194584), (104776, 192062), (118192, 170261), (120848, 166519), (129584, 155293)]