20865534

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1777}}^1$

素因数の和:1904

約数の個数: 32

約数和(自身を含む): 44378880

約数和(自身を除く): 23513346

約数列:

[1, 2, 3, 6, 19, 38, 57, 103, 114, 206, 309, 618, 1777, 1957, 3554, 3914, 5331, 5871, 10662, 11742, 33763, 67526, 101289, 183031, 202578, 366062, 549093, 1098186, 3477589, 6955178, 10432767, 20865534]

約数ペア:

[(1, 20865534), (2, 10432767), (3, 6955178), (6, 3477589), (19, 1098186), (38, 549093), (57, 366062), (103, 202578), (114, 183031), (206, 101289), (309, 67526), (618, 33763), (1777, 11742), (1957, 10662), (3554, 5871), (3914, 5331)]