39895496

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 76383000

約数和(自身を除く): 36487504

約数列:

[1, 2, 4, 8, 89, 137, 178, 274, 356, 409, 548, 712, 818, 1096, 1636, 3272, 12193, 24386, 36401, 48772, 56033, 72802, 97544, 112066, 145604, 224132, 291208, 448264, 4986937, 9973874, 19947748, 39895496]

約数ペア:

[(1, 39895496), (2, 19947748), (4, 9973874), (8, 4986937), (89, 448264), (137, 291208), (178, 224132), (274, 145604), (356, 112066), (409, 97544), (548, 72802), (712, 56033), (818, 48772), (1096, 36401), (1636, 24386), (3272, 12193)]