20803843136

素因数分解:

$2^6\times {\mathrm{1307}}^1\times {\mathrm{248707}}^1$

素因数の和:250026

約数の個数: 28

約数和(自身を含む): 41314378128

約数和(自身を除く): 20510534992

約数列:

[1, 2, 4, 8, 16, 32, 64, 1307, 2614, 5228, 10456, 20912, 41824, 83648, 248707, 497414, 994828, 1989656, 3979312, 7958624, 15917248, 325060049, 650120098, 1300240196, 2600480392, 5200960784, 10401921568, 20803843136]

約数ペア:

[(1, 20803843136), (2, 10401921568), (4, 5200960784), (8, 2600480392), (16, 1300240196), (32, 650120098), (64, 325060049), (1307, 15917248), (2614, 7958624), (5228, 3979312), (10456, 1989656), (20912, 994828), (41824, 497414), (83648, 248707)]