158209204

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{218521}}^1$

素因数の和:218706

約数の個数: 12

約数和(自身を含む): 278397028

約数和(自身を除く): 120187824

約数列:

[1, 2, 4, 181, 362, 724, 218521, 437042, 874084, 39552301, 79104602, 158209204]

約数ペア:

[(1, 158209204), (2, 79104602), (4, 39552301), (181, 874084), (362, 437042), (724, 218521)]