12438416

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 25144224

約数和(自身を除く): 12705808

約数列:

[1, 2, 4, 8, 16, 41, 67, 82, 134, 164, 268, 283, 328, 536, 566, 656, 1072, 1132, 2264, 2747, 4528, 5494, 10988, 11603, 18961, 21976, 23206, 37922, 43952, 46412, 75844, 92824, 151688, 185648, 303376, 777401, 1554802, 3109604, 6219208, 12438416]

約数ペア:

[(1, 12438416), (2, 6219208), (4, 3109604), (8, 1554802), (16, 777401), (41, 303376), (67, 185648), (82, 151688), (134, 92824), (164, 75844), (268, 46412), (283, 43952), (328, 37922), (536, 23206), (566, 21976), (656, 18961), (1072, 11603), (1132, 10988), (2264, 5494), (2747, 4528)]