20126997

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11959}}^1$

素因数の和:11993

約数の個数: 24

約数和(自身を含む): 33583680

約数和(自身を除く): 13456683

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 11959, 35877, 107631, 131549, 203303, 394647, 609909, 1183941, 1829727, 2236333, 6708999, 20126997]

約数ペア:

[(1, 20126997), (3, 6708999), (9, 2236333), (11, 1829727), (17, 1183941), (33, 609909), (51, 394647), (99, 203303), (153, 131549), (187, 107631), (561, 35877), (1683, 11959)]