20199333965

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1\times {\mathrm{1229}}^1$

素因数の和:2561

約数の個数: 32

約数和(自身を含む): 25276618080

約数和(自身を除く): 5077284115

約数列:

[1, 5, 37, 73, 185, 365, 1217, 1229, 2701, 6085, 6145, 13505, 45029, 45473, 88841, 89717, 225145, 227365, 444205, 448585, 1495693, 3287117, 3319529, 7478465, 16435585, 16597645, 55340641, 109185589, 276703205, 545927945, 4039866793, 20199333965]

約数ペア:

[(1, 20199333965), (5, 4039866793), (37, 545927945), (73, 276703205), (185, 109185589), (365, 55340641), (1217, 16597645), (1229, 16435585), (2701, 7478465), (6085, 3319529), (6145, 3287117), (13505, 1495693), (45029, 448585), (45473, 444205), (88841, 227365), (89717, 225145)]