2017490839

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{20509}}^1$

素因数の和:20599

約数の個数: 32

約数和(自身を含む): 2646282240

約数和(自身を除く): 628791401

約数列:

[1, 7, 13, 23, 47, 91, 161, 299, 329, 611, 1081, 2093, 4277, 7567, 14053, 20509, 98371, 143563, 266617, 471707, 963923, 1866319, 3301949, 6132191, 6747461, 12530999, 22170229, 42925337, 87716993, 155191603, 288212977, 2017490839]

約数ペア:

[(1, 2017490839), (7, 288212977), (13, 155191603), (23, 87716993), (47, 42925337), (91, 22170229), (161, 12530999), (299, 6747461), (329, 6132191), (611, 3301949), (1081, 1866319), (2093, 963923), (4277, 471707), (7567, 266617), (14053, 143563), (20509, 98371)]