18964634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16963}}^1$

素因数の和:17021

約数の個数: 16

約数和(自身を含む): 31349472

約数和(自身を除く): 12384838

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 16963, 33926, 220519, 441038, 729409, 1458818, 9482317, 18964634]

約数ペア:

[(1, 18964634), (2, 9482317), (13, 1458818), (26, 729409), (43, 441038), (86, 220519), (559, 33926), (1118, 16963)]