20163742976

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{7583}}^1$

素因数の和:7676

約数の個数: 144

約数和(自身を含む): 46877128704

約数和(自身を除く): 26713385728

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 47, 52, 64, 68, 94, 104, 128, 136, 188, 208, 221, 256, 272, 376, 416, 442, 544, 611, 752, 799, 832, 884, 1088, 1222, 1504, 1598, 1664, 1768, 2176, 2444, 3008, 3196, 3328, 3536, 4352, 4888, 6016, 6392, 7072, 7583, 9776, 10387, 12032, 12784, 14144, 15166, 19552, 20774, 25568, 28288, 30332, 39104, 41548, 51136, 56576, 60664, 78208, 83096, 98579, 102272, 121328, 128911, 156416, 166192, 197158, 204544, 242656, 257822, 332384, 356401, 394316, 485312, 515644, 664768, 712802, 788632, 970624, 1031288, 1329536, 1425604, 1577264, 1675843, 1941248, 2062576, 2659072, 2851208, 3154528, 3351686, 4125152, 4633213, 5702416, 6058817, 6309056, 6703372, 8250304, 9266426, 11404832, 12117634, 12618112, 13406744, 16500608, 18532852, 22809664, 24235268, 25236224, 26813488, 33001216, 37065704, 45619328, 48470536, 53626976, 74131408, 78764621, 91238656, 96941072, 107253952, 148262816, 157529242, 193882144, 214507904, 296525632, 315058484, 387764288, 429015808, 593051264, 630116968, 775528576, 1186102528, 1260233936, 1551057152, 2520467872, 5040935744, 10081871488, 20163742976]

約数ペア:

[(1, 20163742976), (2, 10081871488), (4, 5040935744), (8, 2520467872), (13, 1551057152), (16, 1260233936), (17, 1186102528), (26, 775528576), (32, 630116968), (34, 593051264), (47, 429015808), (52, 387764288), (64, 315058484), (68, 296525632), (94, 214507904), (104, 193882144), (128, 157529242), (136, 148262816), (188, 107253952), (208, 96941072), (221, 91238656), (256, 78764621), (272, 74131408), (376, 53626976), (416, 48470536), (442, 45619328), (544, 37065704), (611, 33001216), (752, 26813488), (799, 25236224), (832, 24235268), (884, 22809664), (1088, 18532852), (1222, 16500608), (1504, 13406744), (1598, 12618112), (1664, 12117634), (1768, 11404832), (2176, 9266426), (2444, 8250304), (3008, 6703372), (3196, 6309056), (3328, 6058817), (3536, 5702416), (4352, 4633213), (4888, 4125152), (6016, 3351686), (6392, 3154528), (7072, 2851208), (7583, 2659072), (9776, 2062576), (10387, 1941248), (12032, 1675843), (12784, 1577264), (14144, 1425604), (15166, 1329536), (19552, 1031288), (20774, 970624), (25568, 788632), (28288, 712802), (30332, 664768), (39104, 515644), (41548, 485312), (51136, 394316), (56576, 356401), (60664, 332384), (78208, 257822), (83096, 242656), (98579, 204544), (102272, 197158), (121328, 166192), (128911, 156416)]