20970297918

素因数分解:

$2^1\times 3^2\times {\mathrm{719}}^1\times {\mathrm{1620329}}^1$

素因数の和:1621056

約数の個数: 24

約数和(自身を含む): 45498866400

約数和(自身を除く): 24528568482

約数列:

[1, 2, 3, 6, 9, 18, 719, 1438, 2157, 4314, 6471, 12942, 1620329, 3240658, 4860987, 9721974, 14582961, 29165922, 1165016551, 2330033102, 3495049653, 6990099306, 10485148959, 20970297918]

約数ペア:

[(1, 20970297918), (2, 10485148959), (3, 6990099306), (6, 3495049653), (9, 2330033102), (18, 1165016551), (719, 29165922), (1438, 14582961), (2157, 9721974), (4314, 4860987), (6471, 3240658), (12942, 1620329)]