18935576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2011}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 39113280

約数和(自身を除く): 20177704

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2011, 2354, 4022, 4708, 8044, 9416, 16088, 22121, 44242, 88484, 176968, 215177, 430354, 860708, 1721416, 2366947, 4733894, 9467788, 18935576]

約数ペア:

[(1, 18935576), (2, 9467788), (4, 4733894), (8, 2366947), (11, 1721416), (22, 860708), (44, 430354), (88, 215177), (107, 176968), (214, 88484), (428, 44242), (856, 22121), (1177, 16088), (2011, 9416), (2354, 8044), (4022, 4708)]