18719028

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{27367}}^1$

素因数の和:27396

約数の個数: 36

約数和(自身を含む): 49809760

約数和(自身を除く): 31090732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 27367, 54734, 82101, 109468, 164202, 246303, 328404, 492606, 519973, 985212, 1039946, 1559919, 2079892, 3119838, 4679757, 6239676, 9359514, 18719028]

約数ペア:

[(1, 18719028), (2, 9359514), (3, 6239676), (4, 4679757), (6, 3119838), (9, 2079892), (12, 1559919), (18, 1039946), (19, 985212), (36, 519973), (38, 492606), (57, 328404), (76, 246303), (114, 164202), (171, 109468), (228, 82101), (342, 54734), (684, 27367)]