20725146

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^2\times {\mathrm{757}}^1$

素因数の和:797

約数の個数: 60

約数和(自身を含む): 50353182

約数和(自身を除く): 29628036

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 169, 234, 338, 351, 507, 702, 757, 1014, 1053, 1514, 1521, 2106, 2271, 3042, 4542, 4563, 6813, 9126, 9841, 13626, 13689, 19682, 20439, 27378, 29523, 40878, 59046, 61317, 88569, 122634, 127933, 177138, 255866, 265707, 383799, 531414, 767598, 797121, 1151397, 1594242, 2302794, 3454191, 6908382, 10362573, 20725146]

約数ペア:

[(1, 20725146), (2, 10362573), (3, 6908382), (6, 3454191), (9, 2302794), (13, 1594242), (18, 1151397), (26, 797121), (27, 767598), (39, 531414), (54, 383799), (78, 265707), (81, 255866), (117, 177138), (162, 127933), (169, 122634), (234, 88569), (338, 61317), (351, 59046), (507, 40878), (702, 29523), (757, 27378), (1014, 20439), (1053, 19682), (1514, 13689), (1521, 13626), (2106, 9841), (2271, 9126), (3042, 6813), (4542, 4563)]