20218572008

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{22365677}}^1$

素因数の和:22365796

約数の個数: 16

約数和(自身を含む): 38245309380

約数和(自身を除く): 18026737372

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 22365677, 44731354, 89462708, 178925416, 2527321501, 5054643002, 10109286004, 20218572008]

約数ペア:

[(1, 20218572008), (2, 10109286004), (4, 5054643002), (8, 2527321501), (113, 178925416), (226, 89462708), (452, 44731354), (904, 22365677)]