20572236

素因数分解:

$2^2\times 3^2\times {\mathrm{277}}^1\times {\mathrm{2063}}^1$

素因数の和:2350

約数の個数: 36

約数和(自身を含む): 52215072

約数和(自身を除く): 31642836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 277, 554, 831, 1108, 1662, 2063, 2493, 3324, 4126, 4986, 6189, 8252, 9972, 12378, 18567, 24756, 37134, 74268, 571451, 1142902, 1714353, 2285804, 3428706, 5143059, 6857412, 10286118, 20572236]

約数ペア:

[(1, 20572236), (2, 10286118), (3, 6857412), (4, 5143059), (6, 3428706), (9, 2285804), (12, 1714353), (18, 1142902), (36, 571451), (277, 74268), (554, 37134), (831, 24756), (1108, 18567), (1662, 12378), (2063, 9972), (2493, 8252), (3324, 6189), (4126, 4986)]