18127904

素因数分解:

$2^5\times {\mathrm{41}}^2\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 36

約数和(自身を含む): 36689562

約数和(自身を除く): 18561658

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 337, 656, 674, 1312, 1348, 1681, 2696, 3362, 5392, 6724, 10784, 13448, 13817, 26896, 27634, 53792, 55268, 110536, 221072, 442144, 566497, 1132994, 2265988, 4531976, 9063952, 18127904]

約数ペア:

[(1, 18127904), (2, 9063952), (4, 4531976), (8, 2265988), (16, 1132994), (32, 566497), (41, 442144), (82, 221072), (164, 110536), (328, 55268), (337, 53792), (656, 27634), (674, 26896), (1312, 13817), (1348, 13448), (1681, 10784), (2696, 6724), (3362, 5392)]