80978418

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{236779}}^1$

素因数の和:236806

約数の個数: 24

約数和(自身を含む): 184688400

約数和(自身を除く): 103709982

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 236779, 473558, 710337, 1420674, 2131011, 4262022, 4498801, 8997602, 13496403, 26992806, 40489209, 80978418]

約数ペア:

[(1, 80978418), (2, 40489209), (3, 26992806), (6, 13496403), (9, 8997602), (18, 4498801), (19, 4262022), (38, 2131011), (57, 1420674), (114, 710337), (171, 473558), (342, 236779)]