18272744

素因数分解:

$2^3\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1153}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 39328320

約数和(自身を除く): 21055576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 283, 566, 1132, 1153, 1981, 2264, 2306, 3962, 4612, 7924, 8071, 9224, 15848, 16142, 32284, 64568, 326299, 652598, 1305196, 2284093, 2610392, 4568186, 9136372, 18272744]

約数ペア:

[(1, 18272744), (2, 9136372), (4, 4568186), (7, 2610392), (8, 2284093), (14, 1305196), (28, 652598), (56, 326299), (283, 64568), (566, 32284), (1132, 16142), (1153, 15848), (1981, 9224), (2264, 8071), (2306, 7924), (3962, 4612)]