20256764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14851}}^1$

素因数の和:14897

約数の個数: 24

約数和(自身を含む): 39922176

約数和(自身を除く): 19665412

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 14851, 29702, 59404, 163361, 326722, 460381, 653444, 920762, 1841524, 5064191, 10128382, 20256764]

約数ペア:

[(1, 20256764), (2, 10128382), (4, 5064191), (11, 1841524), (22, 920762), (31, 653444), (44, 460381), (62, 326722), (124, 163361), (341, 59404), (682, 29702), (1364, 14851)]