18528050361

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1\times {\mathrm{2399}}^1$

素因数の和:3245

約数の個数: 32

約数和(自身を含む): 25978060800

約数和(自身を除く): 7450010439

約数列:

[1, 3, 23, 69, 173, 519, 647, 1941, 2399, 3979, 7197, 11937, 14881, 44643, 55177, 111931, 165531, 335793, 415027, 1245081, 1552153, 2574413, 4656459, 7723239, 9545621, 28636863, 35699519, 107098557, 268522469, 805567407, 6176016787, 18528050361]

約数ペア:

[(1, 18528050361), (3, 6176016787), (23, 805567407), (69, 268522469), (173, 107098557), (519, 35699519), (647, 28636863), (1941, 9545621), (2399, 7723239), (3979, 4656459), (7197, 2574413), (11937, 1552153), (14881, 1245081), (44643, 415027), (55177, 335793), (111931, 165531)]