20040193

素因数分解:

${\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1372

約数の個数: 12

約数和(自身を含む): 21659088

約数和(自身を除く): 1618895

約数列:

[1, 19, 43, 361, 817, 1291, 15523, 24529, 55513, 466051, 1054747, 20040193]

約数ペア:

[(1, 20040193), (19, 1054747), (43, 466051), (361, 55513), (817, 24529), (1291, 15523)]