39940528

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{22091}}^1$

素因数の和:22212

約数の個数: 20

約数和(自身を含む): 78073128

約数和(自身を除く): 38132600

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 22091, 44182, 88364, 176728, 353456, 2496283, 4992566, 9985132, 19970264, 39940528]

約数ペア:

[(1, 39940528), (2, 19970264), (4, 9985132), (8, 4992566), (16, 2496283), (113, 353456), (226, 176728), (452, 88364), (904, 44182), (1808, 22091)]