20917644

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1481}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 53778816

約数和(自身を除く): 32861172

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 107, 132, 214, 321, 428, 642, 1177, 1284, 1481, 2354, 2962, 3531, 4443, 4708, 5924, 7062, 8886, 14124, 16291, 17772, 32582, 48873, 65164, 97746, 158467, 195492, 316934, 475401, 633868, 950802, 1743137, 1901604, 3486274, 5229411, 6972548, 10458822, 20917644]

約数ペア:

[(1, 20917644), (2, 10458822), (3, 6972548), (4, 5229411), (6, 3486274), (11, 1901604), (12, 1743137), (22, 950802), (33, 633868), (44, 475401), (66, 316934), (107, 195492), (132, 158467), (214, 97746), (321, 65164), (428, 48873), (642, 32582), (1177, 17772), (1284, 16291), (1481, 14124), (2354, 8886), (2962, 7062), (3531, 5924), (4443, 4708)]