20639048

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{48677}}^1$

素因数の和:48736

約数の個数: 16

約数和(自身を含む): 39429180

約数和(自身を除く): 18790132

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 48677, 97354, 194708, 389416, 2579881, 5159762, 10319524, 20639048]

約数ペア:

[(1, 20639048), (2, 10319524), (4, 5159762), (8, 2579881), (53, 389416), (106, 194708), (212, 97354), (424, 48677)]