20950908

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 55055616

約数和(自身を除く): 34104708

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 121, 132, 141, 188, 242, 282, 307, 363, 484, 517, 564, 614, 726, 921, 1034, 1228, 1452, 1551, 1842, 2068, 3102, 3377, 3684, 5687, 6204, 6754, 10131, 11374, 13508, 14429, 17061, 20262, 22748, 28858, 34122, 37147, 40524, 43287, 57716, 68244, 74294, 86574, 111441, 148588, 158719, 173148, 222882, 317438, 445764, 476157, 634876, 952314, 1745909, 1904628, 3491818, 5237727, 6983636, 10475454, 20950908]

約数ペア:

[(1, 20950908), (2, 10475454), (3, 6983636), (4, 5237727), (6, 3491818), (11, 1904628), (12, 1745909), (22, 952314), (33, 634876), (44, 476157), (47, 445764), (66, 317438), (94, 222882), (121, 173148), (132, 158719), (141, 148588), (188, 111441), (242, 86574), (282, 74294), (307, 68244), (363, 57716), (484, 43287), (517, 40524), (564, 37147), (614, 34122), (726, 28858), (921, 22748), (1034, 20262), (1228, 17061), (1452, 14429), (1551, 13508), (1842, 11374), (2068, 10131), (3102, 6754), (3377, 6204), (3684, 5687)]