18226468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 35957376

約数和(自身を除く): 17730908

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 83, 103, 164, 166, 206, 332, 412, 533, 1066, 1079, 1339, 2132, 2158, 2678, 3403, 4223, 4316, 5356, 6806, 8446, 8549, 13612, 16892, 17098, 34196, 44239, 54899, 88478, 109798, 111137, 176956, 219596, 222274, 350509, 444548, 701018, 1402036, 4556617, 9113234, 18226468]

約数ペア:

[(1, 18226468), (2, 9113234), (4, 4556617), (13, 1402036), (26, 701018), (41, 444548), (52, 350509), (82, 222274), (83, 219596), (103, 176956), (164, 111137), (166, 109798), (206, 88478), (332, 54899), (412, 44239), (533, 34196), (1066, 17098), (1079, 16892), (1339, 13612), (2132, 8549), (2158, 8446), (2678, 6806), (3403, 5356), (4223, 4316)]