18909726

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12457}}^1$

素因数の和:12496

約数の個数: 32

約数和(自身を含む): 43054848

約数和(自身を除く): 24145122

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 12457, 24914, 37371, 74742, 137027, 274054, 286511, 411081, 573022, 822162, 859533, 1719066, 3151621, 6303242, 9454863, 18909726]

約数ペア:

[(1, 18909726), (2, 9454863), (3, 6303242), (6, 3151621), (11, 1719066), (22, 859533), (23, 822162), (33, 573022), (46, 411081), (66, 286511), (69, 274054), (138, 137027), (253, 74742), (506, 37371), (759, 24914), (1518, 12457)]