18494036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{420319}}^1$

素因数の和:420334

約数の個数: 12

約数和(自身を含む): 35306880

約数和(自身を除く): 16812844

約数列:

[1, 2, 4, 11, 22, 44, 420319, 840638, 1681276, 4623509, 9247018, 18494036]

約数ペア:

[(1, 18494036), (2, 9247018), (4, 4623509), (11, 1681276), (22, 840638), (44, 420319)]