19620690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{654023}}^1$

素因数の和:654033

約数の個数: 16

約数和(自身を含む): 47089728

約数和(自身を除く): 27469038

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 654023, 1308046, 1962069, 3270115, 3924138, 6540230, 9810345, 19620690]

約数ペア:

[(1, 19620690), (2, 9810345), (3, 6540230), (5, 3924138), (6, 3270115), (10, 1962069), (15, 1308046), (30, 654023)]