20199674295

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2933867}}^1$

素因数の和:2933901

約数の個数: 40

約数和(自身を含む): 38339787024

約数和(自身を除く): 18140112729

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 2933867, 8801601, 14669335, 26404803, 44008005, 49875739, 79214409, 132024015, 149627217, 237643227, 249378695, 396072045, 448881651, 748136085, 1188216135, 1346644953, 2244408255, 4039934859, 6733224765, 20199674295]

約数ペア:

[(1, 20199674295), (3, 6733224765), (5, 4039934859), (9, 2244408255), (15, 1346644953), (17, 1188216135), (27, 748136085), (45, 448881651), (51, 396072045), (81, 249378695), (85, 237643227), (135, 149627217), (153, 132024015), (255, 79214409), (405, 49875739), (459, 44008005), (765, 26404803), (1377, 14669335), (2295, 8801601), (6885, 2933867)]