20042427

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{541}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 27394848

約数和(自身を除く): 7352421

約数列:

[1, 3, 53, 159, 233, 541, 699, 1623, 12349, 28673, 37047, 86019, 126053, 378159, 6680809, 20042427]

約数ペア:

[(1, 20042427), (3, 6680809), (53, 378159), (159, 126053), (233, 86019), (541, 37047), (699, 28673), (1623, 12349)]