20196211180

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^2\times {\mathrm{3119}}^1$

素因数の和:4266

約数の個数: 36

約数和(自身を含む): 42500334240

約数和(自身を除く): 22304123060

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 2276, 2845, 3119, 5690, 6238, 11380, 12476, 15595, 31190, 62380, 323761, 647522, 1295044, 1618805, 1774711, 3237610, 3549422, 6475220, 7098844, 8873555, 17747110, 35494220, 1009810559, 2019621118, 4039242236, 5049052795, 10098105590, 20196211180]

約数ペア:

[(1, 20196211180), (2, 10098105590), (4, 5049052795), (5, 4039242236), (10, 2019621118), (20, 1009810559), (569, 35494220), (1138, 17747110), (2276, 8873555), (2845, 7098844), (3119, 6475220), (5690, 3549422), (6238, 3237610), (11380, 1774711), (12476, 1618805), (15595, 1295044), (31190, 647522), (62380, 323761)]