19926189

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{7307}}^1$

素因数の和:7417

約数の個数: 16

約数和(自身を含む): 29816640

約数和(自身を除く): 9890451

約数列:

[1, 3, 9, 27, 101, 303, 909, 2727, 7307, 21921, 65763, 197289, 738007, 2214021, 6642063, 19926189]

約数ペア:

[(1, 19926189), (3, 6642063), (9, 2214021), (27, 738007), (101, 197289), (303, 65763), (909, 21921), (2727, 7307)]