18657692

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1459}}^1$

素因数の和:1625

約数の個数: 24

約数和(自身を含む): 34339200

約数和(自身を除く): 15681508

約数列:

[1, 2, 4, 23, 46, 92, 139, 278, 556, 1459, 2918, 3197, 5836, 6394, 12788, 33557, 67114, 134228, 202801, 405602, 811204, 4664423, 9328846, 18657692]

約数ペア:

[(1, 18657692), (2, 9328846), (4, 4664423), (23, 811204), (46, 405602), (92, 202801), (139, 134228), (278, 67114), (556, 33557), (1459, 12788), (2918, 6394), (3197, 5836)]