18138032

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{401}}^1$

素因数の和:677

約数の個数: 40

約数和(自身を含む): 38582352

約数和(自身を除く): 20444320

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 257, 401, 514, 802, 1028, 1604, 2056, 2827, 3208, 4112, 4411, 5654, 6416, 8822, 11308, 17644, 22616, 35288, 45232, 70576, 103057, 206114, 412228, 824456, 1133627, 1648912, 2267254, 4534508, 9069016, 18138032]

約数ペア:

[(1, 18138032), (2, 9069016), (4, 4534508), (8, 2267254), (11, 1648912), (16, 1133627), (22, 824456), (44, 412228), (88, 206114), (176, 103057), (257, 70576), (401, 45232), (514, 35288), (802, 22616), (1028, 17644), (1604, 11308), (2056, 8822), (2827, 6416), (3208, 5654), (4112, 4411)]