20249541

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1914

約数の個数: 32

約数和(自身を含む): 33367040

約数和(自身を除く): 13117499

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 279, 351, 403, 837, 1209, 1861, 3627, 5583, 10881, 16749, 24193, 50247, 57691, 72579, 173073, 217737, 519219, 653211, 749983, 1557657, 2249949, 6749847, 20249541]

約数ペア:

[(1, 20249541), (3, 6749847), (9, 2249949), (13, 1557657), (27, 749983), (31, 653211), (39, 519219), (93, 217737), (117, 173073), (279, 72579), (351, 57691), (403, 50247), (837, 24193), (1209, 16749), (1861, 10881), (3627, 5583)]