40166906

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{787}}^1$

素因数の和:966

約数の個数: 24

約数和(自身を含む): 65757024

約数和(自身を除く): 25590118

約数列:

[1, 2, 13, 26, 151, 169, 302, 338, 787, 1574, 1963, 3926, 10231, 20462, 25519, 51038, 118837, 133003, 237674, 266006, 1544881, 3089762, 20083453, 40166906]

約数ペア:

[(1, 40166906), (2, 20083453), (13, 3089762), (26, 1544881), (151, 266006), (169, 237674), (302, 133003), (338, 118837), (787, 51038), (1574, 25519), (1963, 20462), (3926, 10231)]