20005545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{190529}}^1$

素因数の和:190544

約数の個数: 16

約数和(自身を含む): 36581760

約数和(自身を除く): 16576215

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 190529, 571587, 952645, 1333703, 2857935, 4001109, 6668515, 20005545]

約数ペア:

[(1, 20005545), (3, 6668515), (5, 4001109), (7, 2857935), (15, 1333703), (21, 952645), (35, 571587), (105, 190529)]