20199333865

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{613}}^1$

素因数の和:902

約数の個数: 64

約数和(自身を含む): 26935050240

約数和(自身を除く): 6735716375

約数列:

[1, 5, 19, 31, 67, 95, 155, 167, 335, 589, 613, 835, 1273, 2077, 2945, 3065, 3173, 5177, 6365, 10385, 11189, 11647, 15865, 19003, 25885, 39463, 41071, 55945, 58235, 95015, 98363, 102371, 197315, 205355, 212591, 346859, 361057, 491815, 511855, 780349, 1062955, 1273201, 1734295, 1805285, 1945049, 3173501, 3901745, 6366005, 6590321, 6858857, 9725245, 15867505, 24190819, 32951605, 34294285, 60296519, 120954095, 130318283, 212624567, 301482595, 651591415, 1063122835, 4039866773, 20199333865]

約数ペア:

[(1, 20199333865), (5, 4039866773), (19, 1063122835), (31, 651591415), (67, 301482595), (95, 212624567), (155, 130318283), (167, 120954095), (335, 60296519), (589, 34294285), (613, 32951605), (835, 24190819), (1273, 15867505), (2077, 9725245), (2945, 6858857), (3065, 6590321), (3173, 6366005), (5177, 3901745), (6365, 3173501), (10385, 1945049), (11189, 1805285), (11647, 1734295), (15865, 1273201), (19003, 1062955), (25885, 780349), (39463, 511855), (41071, 491815), (55945, 361057), (58235, 346859), (95015, 212591), (98363, 205355), (102371, 197315)]