220140016

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{43403}}^1$

素因数の和:43728

約数の個数: 20

約数和(自身を含む): 427876632

約数和(自身を除く): 207736616

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 43403, 86806, 173612, 347224, 694448, 13758751, 27517502, 55035004, 110070008, 220140016]

約数ペア:

[(1, 220140016), (2, 110070008), (4, 55035004), (8, 27517502), (16, 13758751), (317, 694448), (634, 347224), (1268, 173612), (2536, 86806), (5072, 43403)]