20937495

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19121}}^1$

素因数の和:19202

約数の個数: 16

約数和(自身を含む): 33960672

約数和(自身を除く): 13023177

約数列:

[1, 3, 5, 15, 73, 219, 365, 1095, 19121, 57363, 95605, 286815, 1395833, 4187499, 6979165, 20937495]

約数ペア:

[(1, 20937495), (3, 6979165), (5, 4187499), (15, 1395833), (73, 286815), (219, 95605), (365, 57363), (1095, 19121)]