18752513

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1601}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 21800016

約数和(自身を除く): 3047503

約数列:

[1, 13, 17, 53, 221, 689, 901, 1601, 11713, 20813, 27217, 84853, 353821, 1103089, 1442501, 18752513]

約数ペア:

[(1, 18752513), (13, 1442501), (17, 1103089), (53, 353821), (221, 84853), (689, 27217), (901, 20813), (1601, 11713)]