18894618

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{12647}}^1$

素因数の和:12738

約数の個数: 24

約数和(自身を含む): 41434848

約数和(自身を除く): 22540230

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 12647, 25294, 37941, 75882, 113823, 227646, 1049701, 2099402, 3149103, 6298206, 9447309, 18894618]

約数ペア:

[(1, 18894618), (2, 9447309), (3, 6298206), (6, 3149103), (9, 2099402), (18, 1049701), (83, 227646), (166, 113823), (249, 75882), (498, 37941), (747, 25294), (1494, 12647)]