20748057

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33091}}^1$

素因数の和:33124

約数の個数: 16

約数和(自身を含む): 31768320

約数和(自身を除く): 11020263

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 33091, 99273, 364001, 628729, 1092003, 1886187, 6916019, 20748057]

約数ペア:

[(1, 20748057), (3, 6916019), (11, 1886187), (19, 1092003), (33, 628729), (57, 364001), (209, 99273), (627, 33091)]