31886416

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{2011}}^1$

素因数の和:3010

約数の個数: 20

約数和(自身を含む): 61873024

約数和(自身を除く): 29986608

約数列:

[1, 2, 4, 8, 16, 991, 1982, 2011, 3964, 4022, 7928, 8044, 15856, 16088, 32176, 1992901, 3985802, 7971604, 15943208, 31886416]

約数ペア:

[(1, 31886416), (2, 15943208), (4, 7971604), (8, 3985802), (16, 1992901), (991, 32176), (1982, 16088), (2011, 15856), (3964, 8044), (4022, 7928)]