20450069132

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1279}}^1\times {\mathrm{2083}}^1$

素因数の和:3486

約数の個数: 48

約数和(自身を含む): 38092185600

約数和(自身を除く): 17642116468

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1279, 1919, 2083, 2558, 3838, 4166, 5116, 7676, 8332, 24301, 39577, 48602, 79154, 97204, 129179, 158308, 210383, 258358, 420766, 516716, 841532, 2454401, 2664157, 3997277, 4908802, 5328314, 7994554, 9817604, 10656628, 15989108, 50618983, 101237966, 202475932, 269079857, 538159714, 1076319428, 5112517283, 10225034566, 20450069132]

約数ペア:

[(1, 20450069132), (2, 10225034566), (4, 5112517283), (19, 1076319428), (38, 538159714), (76, 269079857), (101, 202475932), (202, 101237966), (404, 50618983), (1279, 15989108), (1919, 10656628), (2083, 9817604), (2558, 7994554), (3838, 5328314), (4166, 4908802), (5116, 3997277), (7676, 2664157), (8332, 2454401), (24301, 841532), (39577, 516716), (48602, 420766), (79154, 258358), (97204, 210383), (129179, 158308)]