18621902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42131}}^1$

素因数の和:42163

約数の個数: 16

約数和(自身を含む): 31851792

約数和(自身を除く): 13229890

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 42131, 84262, 547703, 716227, 1095406, 1432454, 9310951, 18621902]

約数ペア:

[(1, 18621902), (2, 9310951), (13, 1432454), (17, 1095406), (26, 716227), (34, 547703), (221, 84262), (442, 42131)]