1880432

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:776

約数の個数: 20

約数和(自身を含む): 3667176

約数和(自身を除く): 1786744

約数列:

[1, 2, 4, 8, 16, 211, 422, 557, 844, 1114, 1688, 2228, 3376, 4456, 8912, 117527, 235054, 470108, 940216, 1880432]

約数ペア:

[(1, 1880432), (2, 940216), (4, 470108), (8, 235054), (16, 117527), (211, 8912), (422, 4456), (557, 3376), (844, 2228), (1114, 1688)]