19876912

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{10267}}^1$

素因数の和:10297

約数の個数: 30

約数和(自身を含む): 42334964

約数和(自身を除く): 22458052

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 10267, 20534, 41068, 82136, 112937, 164272, 225874, 451748, 903496, 1242307, 1806992, 2484614, 4969228, 9938456, 19876912]

約数ペア:

[(1, 19876912), (2, 9938456), (4, 4969228), (8, 2484614), (11, 1806992), (16, 1242307), (22, 903496), (44, 451748), (88, 225874), (121, 164272), (176, 112937), (242, 82136), (484, 41068), (968, 20534), (1936, 10267)]