20416068

素因数分解:

$2^2\times 3^2\times {\mathrm{317}}^1\times {\mathrm{1789}}^1$

素因数の和:2116

約数の個数: 36

約数和(自身を含む): 51799020

約数和(自身を除く): 31382952

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 317, 634, 951, 1268, 1789, 1902, 2853, 3578, 3804, 5367, 5706, 7156, 10734, 11412, 16101, 21468, 32202, 64404, 567113, 1134226, 1701339, 2268452, 3402678, 5104017, 6805356, 10208034, 20416068]

約数ペア:

[(1, 20416068), (2, 10208034), (3, 6805356), (4, 5104017), (6, 3402678), (9, 2268452), (12, 1701339), (18, 1134226), (36, 567113), (317, 64404), (634, 32202), (951, 21468), (1268, 16101), (1789, 11412), (1902, 10734), (2853, 7156), (3578, 5706), (3804, 5367)]