19155856

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{29201}}^1$

素因数の和:29250

約数の個数: 20

約数和(自身を含む): 38021004

約数和(自身を除く): 18865148

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 29201, 58402, 116804, 233608, 467216, 1197241, 2394482, 4788964, 9577928, 19155856]

約数ペア:

[(1, 19155856), (2, 9577928), (4, 4788964), (8, 2394482), (16, 1197241), (41, 467216), (82, 233608), (164, 116804), (328, 58402), (656, 29201)]