19919062

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3797}}^1$

素因数の和:3903

約数の個数: 16

約数和(自身を含む): 31082832

約数和(自身を除く): 11163770

約数列:

[1, 2, 43, 61, 86, 122, 2623, 3797, 5246, 7594, 163271, 231617, 326542, 463234, 9959531, 19919062]

約数ペア:

[(1, 19919062), (2, 9959531), (43, 463234), (61, 326542), (86, 231617), (122, 163271), (2623, 7594), (3797, 5246)]