18335278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{30661}}^1$

素因数の和:30699

約数の個数: 16

約数和(自身を含む): 30907296

約数和(自身を除く): 12572018

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 30661, 61322, 398593, 705203, 797186, 1410406, 9167639, 18335278]

約数ペア:

[(1, 18335278), (2, 9167639), (13, 1410406), (23, 797186), (26, 705203), (46, 398593), (299, 61322), (598, 30661)]