20219855005

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30405797}}^1$

素因数の和:30405828

約数の個数: 16

約数和(自身を含む): 29189566080

約数和(自身を除く): 8969711075

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 30405797, 152028985, 212840579, 577710143, 1064202895, 2888550715, 4043971001, 20219855005]

約数ペア:

[(1, 20219855005), (5, 4043971001), (7, 2888550715), (19, 1064202895), (35, 577710143), (95, 212840579), (133, 152028985), (665, 30405797)]