20782203

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{317}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 30683184

約数和(自身を除く): 9900981

約数列:

[1, 3, 13, 39, 41, 123, 317, 533, 951, 1599, 1681, 4121, 5043, 12363, 12997, 21853, 38991, 65559, 168961, 506883, 532877, 1598631, 6927401, 20782203]

約数ペア:

[(1, 20782203), (3, 6927401), (13, 1598631), (39, 532877), (41, 506883), (123, 168961), (317, 65559), (533, 38991), (951, 21853), (1599, 12997), (1681, 12363), (4121, 5043)]