18512982016

素因数分解:

$2^{12}\times {\mathrm{197}}^1\times {\mathrm{22943}}^1$

素因数の和:23164

約数の個数: 52

約数和(自身を含む): 37210992192

約数和(自身を除く): 18698010176

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 394, 512, 788, 1024, 1576, 2048, 3152, 4096, 6304, 12608, 22943, 25216, 45886, 50432, 91772, 100864, 183544, 201728, 367088, 403456, 734176, 806912, 1468352, 2936704, 4519771, 5873408, 9039542, 11746816, 18079084, 23493632, 36158168, 46987264, 72316336, 93974528, 144632672, 289265344, 578530688, 1157061376, 2314122752, 4628245504, 9256491008, 18512982016]

約数ペア:

[(1, 18512982016), (2, 9256491008), (4, 4628245504), (8, 2314122752), (16, 1157061376), (32, 578530688), (64, 289265344), (128, 144632672), (197, 93974528), (256, 72316336), (394, 46987264), (512, 36158168), (788, 23493632), (1024, 18079084), (1576, 11746816), (2048, 9039542), (3152, 5873408), (4096, 4519771), (6304, 2936704), (12608, 1468352), (22943, 806912), (25216, 734176), (45886, 403456), (50432, 367088), (91772, 201728), (100864, 183544)]