18007588

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 32235840

約数和(自身を除く): 14228252

約数列:

[1, 2, 4, 71, 142, 163, 284, 326, 389, 652, 778, 1556, 11573, 23146, 27619, 46292, 55238, 63407, 110476, 126814, 253628, 4501897, 9003794, 18007588]

約数ペア:

[(1, 18007588), (2, 9003794), (4, 4501897), (71, 253628), (142, 126814), (163, 110476), (284, 63407), (326, 55238), (389, 46292), (652, 27619), (778, 23146), (1556, 11573)]