18995148

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{2549}}^1$

素因数の和:2588

約数の個数: 60

約数和(自身を含む): 51836400

約数和(自身を除く): 32841252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 276, 324, 414, 621, 828, 1242, 1863, 2484, 2549, 3726, 5098, 7452, 7647, 10196, 15294, 22941, 30588, 45882, 58627, 68823, 91764, 117254, 137646, 175881, 206469, 234508, 275292, 351762, 412938, 527643, 703524, 825876, 1055286, 1582929, 2110572, 3165858, 4748787, 6331716, 9497574, 18995148]

約数ペア:

[(1, 18995148), (2, 9497574), (3, 6331716), (4, 4748787), (6, 3165858), (9, 2110572), (12, 1582929), (18, 1055286), (23, 825876), (27, 703524), (36, 527643), (46, 412938), (54, 351762), (69, 275292), (81, 234508), (92, 206469), (108, 175881), (138, 137646), (162, 117254), (207, 91764), (276, 68823), (324, 58627), (414, 45882), (621, 30588), (828, 22941), (1242, 15294), (1863, 10196), (2484, 7647), (2549, 7452), (3726, 5098)]