20208514

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{983}}^1$

素因数の和:1545

約数の個数: 16

約数和(自身を含む): 31999680

約数和(自身を除く): 11791166

約数列:

[1, 2, 19, 38, 541, 983, 1082, 1966, 10279, 18677, 20558, 37354, 531803, 1063606, 10104257, 20208514]

約数ペア:

[(1, 20208514), (2, 10104257), (19, 1063606), (38, 531803), (541, 37354), (983, 20558), (1082, 18677), (1966, 10279)]