20178812042

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{6089}}^1\times {\mathrm{72043}}^1$

素因数の和:78157

約数の個数: 16

約数和(自身を含む): 31589853120

約数和(自身を除く): 11411041078

約数列:

[1, 2, 23, 46, 6089, 12178, 72043, 140047, 144086, 280094, 1656989, 3313978, 438669827, 877339654, 10089406021, 20178812042]

約数ペア:

[(1, 20178812042), (2, 10089406021), (23, 877339654), (46, 438669827), (6089, 3313978), (12178, 1656989), (72043, 280094), (140047, 144086)]