20009799836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1\times {\mathrm{5441}}^1$

素因数の和:6014

約数の個数: 48

約数和(自身を含む): 38014764480

約数和(自身を除く): 18004964644

約数列:

[1, 2, 4, 13, 26, 52, 197, 359, 394, 718, 788, 1436, 2561, 4667, 5122, 5441, 9334, 10244, 10882, 18668, 21764, 70723, 70733, 141446, 141466, 282892, 282932, 919399, 1071877, 1838798, 1953319, 2143754, 3677596, 3906638, 4287508, 7813276, 13934401, 25393147, 27868802, 50786294, 55737604, 101572588, 384803843, 769607686, 1539215372, 5002449959, 10004899918, 20009799836]

約数ペア:

[(1, 20009799836), (2, 10004899918), (4, 5002449959), (13, 1539215372), (26, 769607686), (52, 384803843), (197, 101572588), (359, 55737604), (394, 50786294), (718, 27868802), (788, 25393147), (1436, 13934401), (2561, 7813276), (4667, 4287508), (5122, 3906638), (5441, 3677596), (9334, 2143754), (10244, 1953319), (10882, 1838798), (18668, 1071877), (21764, 919399), (70723, 282932), (70733, 282892), (141446, 141466)]