17990843

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:494

約数の個数: 16

約数和(自身を含む): 20135136

約数和(自身を除く): 2144293

約数列:

[1, 13, 37, 113, 331, 481, 1469, 4181, 4303, 12247, 37403, 54353, 159211, 486239, 1383911, 17990843]

約数ペア:

[(1, 17990843), (13, 1383911), (37, 486239), (113, 159211), (331, 54353), (481, 37403), (1469, 12247), (4181, 4303)]