20164569945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5442529}}^1$

素因数の和:5442569

約数の個数: 32

約数和(自身を含む): 36573801600

約数和(自身を除く): 16409231655

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5442529, 16327587, 27212645, 70752877, 81637935, 103408051, 212258631, 310224153, 353764385, 517040255, 1061293155, 1344304663, 1551120765, 4032913989, 6721523315, 20164569945]

約数ペア:

[(1, 20164569945), (3, 6721523315), (5, 4032913989), (13, 1551120765), (15, 1344304663), (19, 1061293155), (39, 517040255), (57, 353764385), (65, 310224153), (95, 212258631), (195, 103408051), (247, 81637935), (285, 70752877), (741, 27212645), (1235, 16327587), (3705, 5442529)]