20270872

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{7019}}^1$

素因数の和:7063

約数の個数: 24

約数和(自身を含む): 40119300

約数和(自身を除く): 19848428

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 7019, 14038, 28076, 56152, 133361, 266722, 533444, 1066888, 2533859, 5067718, 10135436, 20270872]

約数ペア:

[(1, 20270872), (2, 10135436), (4, 5067718), (8, 2533859), (19, 1066888), (38, 533444), (76, 266722), (152, 133361), (361, 56152), (722, 28076), (1444, 14038), (2888, 7019)]