20369874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11279}}^1$

素因数の和:11334

約数の個数: 32

約数和(自身を含む): 47646720

約数和(自身を除く): 27276846

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 11279, 22558, 33837, 67674, 78953, 157906, 236859, 473718, 484997, 969994, 1454991, 2909982, 3394979, 6789958, 10184937, 20369874]

約数ペア:

[(1, 20369874), (2, 10184937), (3, 6789958), (6, 3394979), (7, 2909982), (14, 1454991), (21, 969994), (42, 484997), (43, 473718), (86, 236859), (129, 157906), (258, 78953), (301, 67674), (602, 33837), (903, 22558), (1806, 11279)]