18789214778884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{11971}}^1\times {\mathrm{35671841}}^1$

素因数の和:35683827

約数の個数: 24

約数和(自身を含む): 35873316563616

約数和(自身を除く): 17084101784732

約数列:

[1, 2, 4, 11, 22, 44, 11971, 23942, 47884, 131681, 263362, 526724, 35671841, 71343682, 142687364, 392390251, 784780502, 1569561004, 427027608611, 854055217222, 1708110434444, 4697303694721, 9394607389442, 18789214778884]

約数ペア:

[(1, 18789214778884), (2, 9394607389442), (4, 4697303694721), (11, 1708110434444), (22, 854055217222), (44, 427027608611), (11971, 1569561004), (23942, 784780502), (47884, 392390251), (131681, 142687364), (263362, 71343682), (526724, 35671841)]