20808099

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5737}}^1$

素因数の和:5787

約数の個数: 24

約数和(自身を含む): 33418112

約数和(自身を除く): 12610013

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5737, 17211, 51633, 74581, 177847, 223743, 533541, 671229, 1600623, 2312011, 6936033, 20808099]

約数ペア:

[(1, 20808099), (3, 6936033), (9, 2312011), (13, 1600623), (31, 671229), (39, 533541), (93, 223743), (117, 177847), (279, 74581), (403, 51633), (1209, 17211), (3627, 5737)]