20187368978

素因数分解:

$2^1\times 7^2\times {\mathrm{1889}}^1\times {\mathrm{109049}}^1$

素因数の和:110954

約数の個数: 24

約数和(自身を含む): 35243869500

約数和(自身を除く): 15056500522

約数列:

[1, 2, 7, 14, 49, 98, 1889, 3778, 13223, 26446, 92561, 109049, 185122, 218098, 763343, 1526686, 5343401, 10686802, 205993561, 411987122, 1441954927, 2883909854, 10093684489, 20187368978]

約数ペア:

[(1, 20187368978), (2, 10093684489), (7, 2883909854), (14, 1441954927), (49, 411987122), (98, 205993561), (1889, 10686802), (3778, 5343401), (13223, 1526686), (26446, 763343), (92561, 218098), (109049, 185122)]