20349896

素因数分解:

$2^3\times 7^2\times {\mathrm{51913}}^1$

素因数の和:51933

約数の個数: 24

約数和(自身を含む): 44386470

約数和(自身を除く): 24036574

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 51913, 103826, 207652, 363391, 415304, 726782, 1453564, 2543737, 2907128, 5087474, 10174948, 20349896]

約数ペア:

[(1, 20349896), (2, 10174948), (4, 5087474), (7, 2907128), (8, 2543737), (14, 1453564), (28, 726782), (49, 415304), (56, 363391), (98, 207652), (196, 103826), (392, 51913)]