20512632370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1\times {\mathrm{2339}}^1$

素因数の和:2923

約数の個数: 64

約数和(自身を含む): 39353558400

約数和(自身を除く): 18840926030

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 457, 505, 914, 1010, 1919, 2285, 2339, 3838, 4570, 4678, 8683, 9595, 11695, 17366, 19190, 23390, 43415, 44441, 46157, 86830, 88882, 92314, 222205, 230785, 236239, 444410, 461570, 472478, 876983, 1068923, 1181195, 1753966, 2137846, 2362390, 4384915, 4488541, 5344615, 8769830, 8977082, 10689230, 20309537, 22442705, 40619074, 44885410, 101547685, 107961223, 203095370, 215922446, 539806115, 1079612230, 2051263237, 4102526474, 10256316185, 20512632370]

約数ペア:

[(1, 20512632370), (2, 10256316185), (5, 4102526474), (10, 2051263237), (19, 1079612230), (38, 539806115), (95, 215922446), (101, 203095370), (190, 107961223), (202, 101547685), (457, 44885410), (505, 40619074), (914, 22442705), (1010, 20309537), (1919, 10689230), (2285, 8977082), (2339, 8769830), (3838, 5344615), (4570, 4488541), (4678, 4384915), (8683, 2362390), (9595, 2137846), (11695, 1753966), (17366, 1181195), (19190, 1068923), (23390, 876983), (43415, 472478), (44441, 461570), (46157, 444410), (86830, 236239), (88882, 230785), (92314, 222205)]