20782512

素因数分解:

$2^4\times 3^2\times {\mathrm{144323}}^1$

素因数の和:144337

約数の個数: 30

約数和(自身を含む): 58162572

約数和(自身を除く): 37380060

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144323, 288646, 432969, 577292, 865938, 1154584, 1298907, 1731876, 2309168, 2597814, 3463752, 5195628, 6927504, 10391256, 20782512]

約数ペア:

[(1, 20782512), (2, 10391256), (3, 6927504), (4, 5195628), (6, 3463752), (8, 2597814), (9, 2309168), (12, 1731876), (16, 1298907), (18, 1154584), (24, 865938), (36, 577292), (48, 432969), (72, 288646), (144, 144323)]