20020365

素因数分解:

$3^4\times 5^1\times {\mathrm{49433}}^1$

素因数の和:49450

約数の個数: 20

約数和(自身を含む): 35889084

約数和(自身を除く): 15868719

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49433, 148299, 247165, 444897, 741495, 1334691, 2224485, 4004073, 6673455, 20020365]

約数ペア:

[(1, 20020365), (3, 6673455), (5, 4004073), (9, 2224485), (15, 1334691), (27, 741495), (45, 444897), (81, 247165), (135, 148299), (405, 49433)]