20643038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{13457}}^1$

素因数の和:13531

約数の個数: 16

約数和(自身を含む): 33914160

約数和(自身を除く): 13271122

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 13457, 26914, 174941, 349882, 793963, 1587926, 10321519, 20643038]

約数ペア:

[(1, 20643038), (2, 10321519), (13, 1587926), (26, 793963), (59, 349882), (118, 174941), (767, 26914), (1534, 13457)]