637928494096

素因数分解:

$2^4\times {\mathrm{21379}}^1\times {\mathrm{1864939}}^1$

素因数の和:1886326

約数の個数: 20

約数和(自身を含む): 1236044933200

約数和(自身を除く): 598116439104

約数列:

[1, 2, 4, 8, 16, 21379, 42758, 85516, 171032, 342064, 1864939, 3729878, 7459756, 14919512, 29839024, 39870530881, 79741061762, 159482123524, 318964247048, 637928494096]

約数ペア:

[(1, 637928494096), (2, 318964247048), (4, 159482123524), (8, 79741061762), (16, 39870530881), (21379, 29839024), (42758, 14919512), (85516, 7459756), (171032, 3729878), (342064, 1864939)]