20771085

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 36126720

約数和(自身を除く): 15355635

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1767, 2351, 2945, 7053, 8835, 11755, 35265, 44669, 72881, 134007, 218643, 223345, 364405, 670035, 1093215, 1384739, 4154217, 6923695, 20771085]

約数ペア:

[(1, 20771085), (3, 6923695), (5, 4154217), (15, 1384739), (19, 1093215), (31, 670035), (57, 364405), (93, 223345), (95, 218643), (155, 134007), (285, 72881), (465, 44669), (589, 35265), (1767, 11755), (2351, 8835), (2945, 7053)]