20020651005

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31039769}}^1$

素因数の和:31039820

約数の個数: 16

約数和(自身を含む): 32777997120

約数和(自身を除く): 12757346115

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 31039769, 93119307, 155198845, 465596535, 1334710067, 4004130201, 6673550335, 20020651005]

約数ペア:

[(1, 20020651005), (3, 6673550335), (5, 4004130201), (15, 1334710067), (43, 465596535), (129, 155198845), (215, 93119307), (645, 31039769)]