39899216

素因数分解:

$2^4\times 7^1\times {\mathrm{356243}}^1$

素因数の和:356258

約数の個数: 20

約数和(自身を含む): 88348512

約数和(自身を除く): 48449296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 356243, 712486, 1424972, 2493701, 2849944, 4987402, 5699888, 9974804, 19949608, 39899216]

約数ペア:

[(1, 39899216), (2, 19949608), (4, 9974804), (7, 5699888), (8, 4987402), (14, 2849944), (16, 2493701), (28, 1424972), (56, 712486), (112, 356243)]