20100389778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{159526903}}^1$

素因数の和:159526918

約数の個数: 24

約数和(自身を含む): 49772394048

約数和(自身を除く): 29672004270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 159526903, 319053806, 478580709, 957161418, 1116688321, 1435742127, 2233376642, 2871484254, 3350064963, 6700129926, 10050194889, 20100389778]

約数ペア:

[(1, 20100389778), (2, 10050194889), (3, 6700129926), (6, 3350064963), (7, 2871484254), (9, 2233376642), (14, 1435742127), (18, 1116688321), (21, 957161418), (42, 478580709), (63, 319053806), (126, 159526903)]