19582156

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{40459}}^1$

素因数の和:40485

約数の個数: 18

約数和(自身を含む): 37668260

約数和(自身を除く): 18086104

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 40459, 80918, 161836, 445049, 890098, 1780196, 4895539, 9791078, 19582156]

約数ペア:

[(1, 19582156), (2, 9791078), (4, 4895539), (11, 1780196), (22, 890098), (44, 445049), (121, 161836), (242, 80918), (484, 40459)]