20484345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{195089}}^1$

素因数の和:195104

約数の個数: 16

約数和(自身を含む): 37457280

約数和(自身を除く): 16972935

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 195089, 585267, 975445, 1365623, 2926335, 4096869, 6828115, 20484345]

約数ペア:

[(1, 20484345), (3, 6828115), (5, 4096869), (7, 2926335), (15, 1365623), (21, 975445), (35, 585267), (105, 195089)]