2019120789

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1217071}}^1$

素因数の和:1217160

約数の個数: 16

約数和(自身を含む): 3115704320

約数和(自身を除く): 1096583531

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 1217071, 3651213, 8519497, 25558491, 96148609, 288445827, 673040263, 2019120789]

約数ペア:

[(1, 2019120789), (3, 673040263), (7, 288445827), (21, 96148609), (79, 25558491), (237, 8519497), (553, 3651213), (1659, 1217071)]