18778768

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{7877}}^1$

素因数の和:8034

約数の個数: 20

約数和(自身を含む): 36632700

約数和(自身を除く): 17853932

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 7877, 15754, 31508, 63016, 126032, 1173673, 2347346, 4694692, 9389384, 18778768]

約数ペア:

[(1, 18778768), (2, 9389384), (4, 4694692), (8, 2347346), (16, 1173673), (149, 126032), (298, 63016), (596, 31508), (1192, 15754), (2384, 7877)]