18840766

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15121}}^1$

素因数の和:15219

約数の個数: 16

約数和(自身を含む): 32663520

約数和(自身を除く): 13822754

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 15121, 30242, 105847, 211694, 1345769, 2691538, 9420383, 18840766]

約数ペア:

[(1, 18840766), (2, 9420383), (7, 2691538), (14, 1345769), (89, 211694), (178, 105847), (623, 30242), (1246, 15121)]