2018029420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9172861}}^1$

素因数の和:9172881

約数の個数: 24

約数和(自身を含む): 4623122448

約数和(自身を除く): 2605093028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9172861, 18345722, 36691444, 45864305, 91728610, 100901471, 183457220, 201802942, 403605884, 504507355, 1009014710, 2018029420]

約数ペア:

[(1, 2018029420), (2, 1009014710), (4, 504507355), (5, 403605884), (10, 201802942), (11, 183457220), (20, 100901471), (22, 91728610), (44, 45864305), (55, 36691444), (110, 18345722), (220, 9172861)]