18170936

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 41126400

約数和(自身を除く): 22955464

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 67, 116, 134, 167, 203, 232, 268, 334, 406, 469, 536, 668, 812, 938, 1169, 1336, 1624, 1876, 1943, 2338, 3752, 3886, 4676, 4843, 7772, 9352, 9686, 11189, 13601, 15544, 19372, 22378, 27202, 33901, 38744, 44756, 54404, 67802, 78323, 89512, 108808, 135604, 156646, 271208, 313292, 324481, 626584, 648962, 1297924, 2271367, 2595848, 4542734, 9085468, 18170936]

約数ペア:

[(1, 18170936), (2, 9085468), (4, 4542734), (7, 2595848), (8, 2271367), (14, 1297924), (28, 648962), (29, 626584), (56, 324481), (58, 313292), (67, 271208), (116, 156646), (134, 135604), (167, 108808), (203, 89512), (232, 78323), (268, 67802), (334, 54404), (406, 44756), (469, 38744), (536, 33901), (668, 27202), (812, 22378), (938, 19372), (1169, 15544), (1336, 13601), (1624, 11189), (1876, 9686), (1943, 9352), (2338, 7772), (3752, 4843), (3886, 4676)]