20533436

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 45185280

約数和(自身を除く): 24651844

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 163, 308, 326, 409, 652, 818, 1141, 1636, 1793, 2282, 2863, 3586, 4499, 4564, 5726, 7172, 8998, 11452, 12551, 17996, 25102, 31493, 50204, 62986, 66667, 125972, 133334, 266668, 466669, 733337, 933338, 1466674, 1866676, 2933348, 5133359, 10266718, 20533436]

約数ペア:

[(1, 20533436), (2, 10266718), (4, 5133359), (7, 2933348), (11, 1866676), (14, 1466674), (22, 933338), (28, 733337), (44, 466669), (77, 266668), (154, 133334), (163, 125972), (308, 66667), (326, 62986), (409, 50204), (652, 31493), (818, 25102), (1141, 17996), (1636, 12551), (1793, 11452), (2282, 8998), (2863, 7172), (3586, 5726), (4499, 4564)]