20180772879

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{54377}}^1$

素因数の和:54799

約数の個数: 32

約数和(自身を含む): 30068858880

約数和(自身を除く): 9888086001

約数列:

[1, 3, 17, 19, 51, 57, 323, 383, 969, 1149, 6511, 7277, 19533, 21831, 54377, 123709, 163131, 371127, 924409, 1033163, 2773227, 3099489, 17563771, 20826391, 52691313, 62479173, 354048647, 395701429, 1062145941, 1187104287, 6726924293, 20180772879]

約数ペア:

[(1, 20180772879), (3, 6726924293), (17, 1187104287), (19, 1062145941), (51, 395701429), (57, 354048647), (323, 62479173), (383, 52691313), (969, 20826391), (1149, 17563771), (6511, 3099489), (7277, 2773227), (19533, 1033163), (21831, 924409), (54377, 371127), (123709, 163131)]