18928483

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 22262464

約数和(自身を除く): 3333981

約数列:

[1, 7, 61, 97, 427, 457, 679, 3199, 5917, 27877, 41419, 44329, 195139, 310303, 2704069, 18928483]

約数ペア:

[(1, 18928483), (7, 2704069), (61, 310303), (97, 195139), (427, 44329), (457, 41419), (679, 27877), (3199, 5917)]