18778864004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{18181}}^1$

素因数の和:18420

約数の個数: 48

約数和(自身を含む): 34944349440

約数和(自身を除く): 16165485436

約数列:

[1, 2, 4, 23, 46, 92, 103, 109, 206, 218, 412, 436, 2369, 2507, 4738, 5014, 9476, 10028, 11227, 18181, 22454, 36362, 44908, 72724, 258221, 418163, 516442, 836326, 1032884, 1672652, 1872643, 1981729, 3745286, 3963458, 7490572, 7926916, 43070789, 45579767, 86141578, 91159534, 172283156, 182319068, 204118087, 408236174, 816472348, 4694716001, 9389432002, 18778864004]

約数ペア:

[(1, 18778864004), (2, 9389432002), (4, 4694716001), (23, 816472348), (46, 408236174), (92, 204118087), (103, 182319068), (109, 172283156), (206, 91159534), (218, 86141578), (412, 45579767), (436, 43070789), (2369, 7926916), (2507, 7490572), (4738, 3963458), (5014, 3745286), (9476, 1981729), (10028, 1872643), (11227, 1672652), (18181, 1032884), (22454, 836326), (36362, 516442), (44908, 418163), (72724, 258221)]