18984835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1499}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 24300000

約数和(自身を除く): 5315165

約数列:

[1, 5, 17, 85, 149, 745, 1499, 2533, 7495, 12665, 25483, 127415, 223351, 1116755, 3796967, 18984835]

約数ペア:

[(1, 18984835), (5, 3796967), (17, 1116755), (85, 223351), (149, 127415), (745, 25483), (1499, 12665), (2533, 7495)]