18429664

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1339

約数の個数: 48

約数和(自身を含む): 40579056

約数和(自身を除く): 22149392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 164, 176, 328, 352, 451, 656, 902, 1277, 1312, 1804, 2554, 3608, 5108, 7216, 10216, 14047, 14432, 20432, 28094, 40864, 52357, 56188, 104714, 112376, 209428, 224752, 418856, 449504, 575927, 837712, 1151854, 1675424, 2303708, 4607416, 9214832, 18429664]

約数ペア:

[(1, 18429664), (2, 9214832), (4, 4607416), (8, 2303708), (11, 1675424), (16, 1151854), (22, 837712), (32, 575927), (41, 449504), (44, 418856), (82, 224752), (88, 209428), (164, 112376), (176, 104714), (328, 56188), (352, 52357), (451, 40864), (656, 28094), (902, 20432), (1277, 14432), (1312, 14047), (1804, 10216), (2554, 7216), (3608, 5108)]