18286664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10937}}^1$

素因数の和:10973

約数の個数: 32

約数和(自身を含む): 39376800

約数和(自身を除く): 21090136

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 10937, 21874, 43748, 87496, 120307, 207803, 240614, 415606, 481228, 831212, 962456, 1662424, 2285833, 4571666, 9143332, 18286664]

約数ペア:

[(1, 18286664), (2, 9143332), (4, 4571666), (8, 2285833), (11, 1662424), (19, 962456), (22, 831212), (38, 481228), (44, 415606), (76, 240614), (88, 207803), (152, 120307), (209, 87496), (418, 43748), (836, 21874), (1672, 10937)]