20172712

素因数分解:

$2^3\times 7^2\times {\mathrm{51461}}^1$

素因数の和:51481

約数の個数: 24

約数和(自身を含む): 44000010

約数和(自身を除く): 23827298

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 51461, 102922, 205844, 360227, 411688, 720454, 1440908, 2521589, 2881816, 5043178, 10086356, 20172712]

約数ペア:

[(1, 20172712), (2, 10086356), (4, 5043178), (7, 2881816), (8, 2521589), (14, 1440908), (28, 720454), (49, 411688), (56, 360227), (98, 205844), (196, 102922), (392, 51461)]