20007896

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{80677}}^1$

素因数の和:80714

約数の個数: 16

約数和(自身を含む): 38725440

約数和(自身を除く): 18717544

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 80677, 161354, 322708, 645416, 2500987, 5001974, 10003948, 20007896]

約数ペア:

[(1, 20007896), (2, 10003948), (4, 5001974), (8, 2500987), (31, 645416), (62, 322708), (124, 161354), (248, 80677)]