18679952

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{6991}}^1$

素因数の和:7166

約数の個数: 20

約数和(自身を含む): 36414336

約数和(自身を除く): 17734384

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 6991, 13982, 27964, 55928, 111856, 1167497, 2334994, 4669988, 9339976, 18679952]

約数ペア:

[(1, 18679952), (2, 9339976), (4, 4669988), (8, 2334994), (16, 1167497), (167, 111856), (334, 55928), (668, 27964), (1336, 13982), (2672, 6991)]