20194802691

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1789}}^1\times {\mathrm{11437}}^1$

素因数の和:13283

約数の個数: 32

約数和(自身を含む): 31448094720

約数和(自身を除く): 11253292029

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 1789, 5367, 11437, 12523, 34311, 37569, 80059, 84083, 240177, 252249, 537539, 588581, 1612617, 1765743, 3762773, 11288319, 20460793, 61382379, 143225551, 429676653, 961657271, 2884971813, 6731600897, 20194802691]

約数ペア:

[(1, 20194802691), (3, 6731600897), (7, 2884971813), (21, 961657271), (47, 429676653), (141, 143225551), (329, 61382379), (987, 20460793), (1789, 11288319), (5367, 3762773), (11437, 1765743), (12523, 1612617), (34311, 588581), (37569, 537539), (80059, 252249), (84083, 240177)]