17490836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397519}}^1$

素因数の和:397534

約数の個数: 12

約数和(自身を含む): 33391680

約数和(自身を除く): 15900844

約数列:

[1, 2, 4, 11, 22, 44, 397519, 795038, 1590076, 4372709, 8745418, 17490836]

約数ペア:

[(1, 17490836), (2, 8745418), (4, 4372709), (11, 1590076), (22, 795038), (44, 397519)]