20474853

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{42391}}^1$

素因数の和:42424

約数の個数: 16

約数和(自身を含む): 32557056

約数和(自身を除く): 12082203

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 42391, 127173, 296737, 890211, 974993, 2924979, 6824951, 20474853]

約数ペア:

[(1, 20474853), (3, 6824951), (7, 2924979), (21, 974993), (23, 890211), (69, 296737), (161, 127173), (483, 42391)]