18687130389

素因数分解:

$3^2\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{51521}}^1$

素因数の和:51929

約数の個数: 24

約数和(自身を含む): 27262969344

約数和(自身を除く): 8575838955

約数列:

[1, 3, 9, 191, 211, 573, 633, 1719, 1899, 40301, 51521, 120903, 154563, 362709, 463689, 9840511, 10870931, 29521533, 32612793, 88564599, 97838379, 2076347821, 6229043463, 18687130389]

約数ペア:

[(1, 18687130389), (3, 6229043463), (9, 2076347821), (191, 97838379), (211, 88564599), (573, 32612793), (633, 29521533), (1719, 10870931), (1899, 9840511), (40301, 463689), (51521, 362709), (120903, 154563)]