20163739185

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8785943}}^1$

素因数の和:8785974

約数の個数: 32

約数和(自身を含む): 37955278080

約数和(自身を除く): 17791538895

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8785943, 26357829, 43929715, 79073487, 131789145, 149361031, 237220461, 395367435, 448083093, 746805155, 1186102305, 1344249279, 2240415465, 4032747837, 6721246395, 20163739185]

約数ペア:

[(1, 20163739185), (3, 6721246395), (5, 4032747837), (9, 2240415465), (15, 1344249279), (17, 1186102305), (27, 746805155), (45, 448083093), (51, 395367435), (85, 237220461), (135, 149361031), (153, 131789145), (255, 79073487), (459, 43929715), (765, 26357829), (2295, 8785943)]