18697288

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{34883}}^1$

素因数の和:34956

約数の個数: 16

約数和(自身を含む): 35581680

約数和(自身を除く): 16884392

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 34883, 69766, 139532, 279064, 2337161, 4674322, 9348644, 18697288]

約数ペア:

[(1, 18697288), (2, 9348644), (4, 4674322), (8, 2337161), (67, 279064), (134, 139532), (268, 69766), (536, 34883)]