20754604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13763}}^1$

素因数の和:13809

約数の個数: 24

約数和(自身を含む): 40466160

約数和(自身を除く): 19711556

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13763, 27526, 55052, 178919, 357838, 399127, 715676, 798254, 1596508, 5188651, 10377302, 20754604]

約数ペア:

[(1, 20754604), (2, 10377302), (4, 5188651), (13, 1596508), (26, 798254), (29, 715676), (52, 399127), (58, 357838), (116, 178919), (377, 55052), (754, 27526), (1508, 13763)]