20145656

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9091}}^1$

素因数の和:9374

約数の個数: 16

約数和(自身を含む): 37913640

約数和(自身を除く): 17767984

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9091, 18182, 36364, 72728, 2518207, 5036414, 10072828, 20145656]

約数ペア:

[(1, 20145656), (2, 10072828), (4, 5036414), (8, 2518207), (277, 72728), (554, 36364), (1108, 18182), (2216, 9091)]