39678512

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{79997}}^1$

素因数の和:80036

約数の個数: 20

約数和(自身を含む): 79358016

約数和(自身を除く): 39679504

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 79997, 159994, 319988, 639976, 1279952, 2479907, 4959814, 9919628, 19839256, 39678512]

約数ペア:

[(1, 39678512), (2, 19839256), (4, 9919628), (8, 4959814), (16, 2479907), (31, 1279952), (62, 639976), (124, 319988), (248, 159994), (496, 79997)]