20620112

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{3313}}^1$

素因数の和:3710

約数の個数: 20

約数和(自身を含む): 40066260

約数和(自身を除く): 19446148

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 3313, 6224, 6626, 13252, 26504, 53008, 1288757, 2577514, 5155028, 10310056, 20620112]

約数ペア:

[(1, 20620112), (2, 10310056), (4, 5155028), (8, 2577514), (16, 1288757), (389, 53008), (778, 26504), (1556, 13252), (3112, 6626), (3313, 6224)]