18362591

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 20490624

約数和(自身を除く): 2128033

約数列:

[1, 13, 43, 107, 307, 559, 1391, 3991, 4601, 13201, 32849, 59813, 171613, 427037, 1412507, 18362591]

約数ペア:

[(1, 18362591), (13, 1412507), (43, 427037), (107, 171613), (307, 59813), (559, 32849), (1391, 13201), (3991, 4601)]