18025238

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 17827306

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 154, 161, 253, 322, 506, 539, 727, 1078, 1127, 1454, 1771, 2254, 3542, 5089, 7997, 10178, 12397, 15994, 16721, 24794, 33442, 35623, 55979, 71246, 111958, 117047, 183931, 234094, 367862, 391853, 783706, 819329, 1287517, 1638658, 2575034, 9012619, 18025238]

約数ペア:

[(1, 18025238), (2, 9012619), (7, 2575034), (11, 1638658), (14, 1287517), (22, 819329), (23, 783706), (46, 391853), (49, 367862), (77, 234094), (98, 183931), (154, 117047), (161, 111958), (253, 71246), (322, 55979), (506, 35623), (539, 33442), (727, 24794), (1078, 16721), (1127, 15994), (1454, 12397), (1771, 10178), (2254, 7997), (3542, 5089)]