19021521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{372971}}^1$

素因数の和:372991

約数の個数: 8

約数和(自身を含む): 26853984

約数和(自身を除く): 7832463

約数列:

[1, 3, 17, 51, 372971, 1118913, 6340507, 19021521]

約数ペア:

[(1, 19021521), (3, 6340507), (17, 1118913), (51, 372971)]