18899904

素因数分解:

$2^6\times 3^1\times {\mathrm{173}}^1\times {\mathrm{569}}^1$

素因数の和:757

約数の個数: 56

約数和(自身を含む): 50383440

約数和(自身を除く): 31483536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 173, 192, 346, 519, 569, 692, 1038, 1138, 1384, 1707, 2076, 2276, 2768, 3414, 4152, 4552, 5536, 6828, 8304, 9104, 11072, 13656, 16608, 18208, 27312, 33216, 36416, 54624, 98437, 109248, 196874, 295311, 393748, 590622, 787496, 1181244, 1574992, 2362488, 3149984, 4724976, 6299968, 9449952, 18899904]

約数ペア:

[(1, 18899904), (2, 9449952), (3, 6299968), (4, 4724976), (6, 3149984), (8, 2362488), (12, 1574992), (16, 1181244), (24, 787496), (32, 590622), (48, 393748), (64, 295311), (96, 196874), (173, 109248), (192, 98437), (346, 54624), (519, 36416), (569, 33216), (692, 27312), (1038, 18208), (1138, 16608), (1384, 13656), (1707, 11072), (2076, 9104), (2276, 8304), (2768, 6828), (3414, 5536), (4152, 4552)]