20201352112

素因数分解:

$2^4\times {\mathrm{2179}}^1\times {\mathrm{579433}}^1$

素因数の和:581620

約数の個数: 20

約数和(自身を含む): 39158149720

約数和(自身を除く): 18956797608

約数列:

[1, 2, 4, 8, 16, 2179, 4358, 8716, 17432, 34864, 579433, 1158866, 2317732, 4635464, 9270928, 1262584507, 2525169014, 5050338028, 10100676056, 20201352112]

約数ペア:

[(1, 20201352112), (2, 10100676056), (4, 5050338028), (8, 2525169014), (16, 1262584507), (2179, 9270928), (4358, 4635464), (8716, 2317732), (17432, 1158866), (34864, 579433)]