20528030055

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7307}}^1\times {\mathrm{14407}}^1$

素因数の和:21735

約数の個数: 32

約数和(自身を含む): 35378671104

約数和(自身を除く): 14850641049

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 7307, 14407, 21921, 36535, 43221, 72035, 94991, 109605, 187291, 216105, 284973, 474955, 561873, 936455, 1424865, 2809365, 105271949, 315815847, 526359745, 1368535337, 1579079235, 4105606011, 6842676685, 20528030055]

約数ペア:

[(1, 20528030055), (3, 6842676685), (5, 4105606011), (13, 1579079235), (15, 1368535337), (39, 526359745), (65, 315815847), (195, 105271949), (7307, 2809365), (14407, 1424865), (21921, 936455), (36535, 561873), (43221, 474955), (72035, 284973), (94991, 216105), (109605, 187291)]