18499844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{22129}}^1$

素因数の和:22163

約数の個数: 24

約数和(自身を含む): 37178400

約数和(自身を除く): 18678556

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 22129, 44258, 88516, 243419, 420451, 486838, 840902, 973676, 1681804, 4624961, 9249922, 18499844]

約数ペア:

[(1, 18499844), (2, 9249922), (4, 4624961), (11, 1681804), (19, 973676), (22, 840902), (38, 486838), (44, 420451), (76, 243419), (209, 88516), (418, 44258), (836, 22129)]