20448512

素因数分解:

$2^8\times 7^1\times {\mathrm{11411}}^1$

素因数の和:11434

約数の個数: 36

約数和(自身を含む): 46652256

約数和(自身を除く): 26203744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11411, 22822, 45644, 79877, 91288, 159754, 182576, 319508, 365152, 639016, 730304, 1278032, 1460608, 2556064, 2921216, 5112128, 10224256, 20448512]

約数ペア:

[(1, 20448512), (2, 10224256), (4, 5112128), (7, 2921216), (8, 2556064), (14, 1460608), (16, 1278032), (28, 730304), (32, 639016), (56, 365152), (64, 319508), (112, 182576), (128, 159754), (224, 91288), (256, 79877), (448, 45644), (896, 22822), (1792, 11411)]