20329368

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19699}}^1$

素因数の和:19751

約数の個数: 32

約数和(自身を含む): 52008000

約数和(自身を除く): 31678632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19699, 39398, 59097, 78796, 118194, 157592, 236388, 472776, 847057, 1694114, 2541171, 3388228, 5082342, 6776456, 10164684, 20329368]

約数ペア:

[(1, 20329368), (2, 10164684), (3, 6776456), (4, 5082342), (6, 3388228), (8, 2541171), (12, 1694114), (24, 847057), (43, 472776), (86, 236388), (129, 157592), (172, 118194), (258, 78796), (344, 59097), (516, 39398), (1032, 19699)]