20958372

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4513}}^1$

素因数の和:4569

約数の個数: 48

約数和(自身を含む): 55612480

約数和(自身を除く): 34654108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4513, 4644, 9026, 13539, 18052, 27078, 40617, 54156, 81234, 121851, 162468, 194059, 243702, 388118, 487404, 582177, 776236, 1164354, 1746531, 2328708, 3493062, 5239593, 6986124, 10479186, 20958372]

約数ペア:

[(1, 20958372), (2, 10479186), (3, 6986124), (4, 5239593), (6, 3493062), (9, 2328708), (12, 1746531), (18, 1164354), (27, 776236), (36, 582177), (43, 487404), (54, 388118), (86, 243702), (108, 194059), (129, 162468), (172, 121851), (258, 81234), (387, 54156), (516, 40617), (774, 27078), (1161, 18052), (1548, 13539), (2322, 9026), (4513, 4644)]