20443455

素因数分解:

$3^3\times 5^1\times {\mathrm{151433}}^1$

素因数の和:151447

約数の個数: 16

約数和(自身を含む): 36344160

約数和(自身を除く): 15900705

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 151433, 454299, 757165, 1362897, 2271495, 4088691, 6814485, 20443455]

約数ペア:

[(1, 20443455), (3, 6814485), (5, 4088691), (9, 2271495), (15, 1362897), (27, 757165), (45, 454299), (135, 151433)]