18394971

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{5801}}^1$

素因数の和:5962

約数の個数: 16

約数和(自身を含む): 28220928

約数和(自身を除く): 9825957

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 5801, 17403, 40607, 121821, 875951, 2627853, 6131657, 18394971]

約数ペア:

[(1, 18394971), (3, 6131657), (7, 2627853), (21, 875951), (151, 121821), (453, 40607), (1057, 17403), (3171, 5801)]