19373081

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1789}}^1$

素因数の和:1833

約数の個数: 24

約数和(自身を含む): 25711560

約数和(自身を除く): 6338479

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 1789, 10829, 12523, 23257, 30413, 87661, 162799, 212891, 395369, 1139593, 1490237, 2767583, 19373081]

約数ペア:

[(1, 19373081), (7, 2767583), (13, 1490237), (17, 1139593), (49, 395369), (91, 212891), (119, 162799), (221, 87661), (637, 30413), (833, 23257), (1547, 12523), (1789, 10829)]