20147796

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{1823}}^1$

素因数の和:2140

約数の個数: 36

約数和(自身を含む): 51123072

約数和(自身を除く): 30975276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 614, 921, 1228, 1823, 1842, 2763, 3646, 3684, 5469, 5526, 7292, 10938, 11052, 16407, 21876, 32814, 65628, 559661, 1119322, 1678983, 2238644, 3357966, 5036949, 6715932, 10073898, 20147796]

約数ペア:

[(1, 20147796), (2, 10073898), (3, 6715932), (4, 5036949), (6, 3357966), (9, 2238644), (12, 1678983), (18, 1119322), (36, 559661), (307, 65628), (614, 32814), (921, 21876), (1228, 16407), (1823, 11052), (1842, 10938), (2763, 7292), (3646, 5526), (3684, 5469)]