20838801

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{3769}}^1$

素因数の和:3888

約数の個数: 16

約数和(自身を含む): 29556800

約数和(自身を除く): 8717999

約数列:

[1, 3, 19, 57, 97, 291, 1843, 3769, 5529, 11307, 71611, 214833, 365593, 1096779, 6946267, 20838801]

約数ペア:

[(1, 20838801), (3, 6946267), (19, 1096779), (57, 365593), (97, 214833), (291, 71611), (1843, 11307), (3769, 5529)]