20315316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3313}}^1$

素因数の和:3400

約数の個数: 48

約数和(自身を含む): 54932864

約数和(自身を除く): 34617548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 3313, 6132, 6626, 9939, 13252, 19878, 23191, 39756, 46382, 69573, 92764, 139146, 241849, 278292, 483698, 725547, 967396, 1451094, 1692943, 2902188, 3385886, 5078829, 6771772, 10157658, 20315316]

約数ペア:

[(1, 20315316), (2, 10157658), (3, 6771772), (4, 5078829), (6, 3385886), (7, 2902188), (12, 1692943), (14, 1451094), (21, 967396), (28, 725547), (42, 483698), (73, 278292), (84, 241849), (146, 139146), (219, 92764), (292, 69573), (438, 46382), (511, 39756), (876, 23191), (1022, 19878), (1533, 13252), (2044, 9939), (3066, 6626), (3313, 6132)]