20267973

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2027}}^1$

素因数の和:2145

約数の個数: 24

約数和(自身を含む): 32269536

約数和(自身を除く): 12001563

約数列:

[1, 3, 9, 11, 33, 99, 101, 303, 909, 1111, 2027, 3333, 6081, 9999, 18243, 22297, 66891, 200673, 204727, 614181, 1842543, 2251997, 6755991, 20267973]

約数ペア:

[(1, 20267973), (3, 6755991), (9, 2251997), (11, 1842543), (33, 614181), (99, 204727), (101, 200673), (303, 66891), (909, 22297), (1111, 18243), (2027, 9999), (3333, 6081)]