19322215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4447}}^1$

素因数の和:4542

約数の個数: 16

約数和(自身を含む): 25620480

約数和(自身を除く): 6298265

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 4447, 22235, 48917, 244585, 351313, 1756565, 3864443, 19322215]

約数ペア:

[(1, 19322215), (5, 3864443), (11, 1756565), (55, 351313), (79, 244585), (395, 48917), (869, 22235), (4345, 4447)]