218406532

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{21221}}^1$

素因数の和:21339

約数の個数: 24

約数和(自身を含む): 399313152

約数和(自身を除く): 180906620

約数列:

[1, 2, 4, 31, 62, 83, 124, 166, 332, 2573, 5146, 10292, 21221, 42442, 84884, 657851, 1315702, 1761343, 2631404, 3522686, 7045372, 54601633, 109203266, 218406532]

約数ペア:

[(1, 218406532), (2, 109203266), (4, 54601633), (31, 7045372), (62, 3522686), (83, 2631404), (124, 1761343), (166, 1315702), (332, 657851), (2573, 84884), (5146, 42442), (10292, 21221)]