188937788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{21757}}^1$

素因数の和:21941

約数の個数: 24

約数和(自身を含む): 358223712

約数和(自身を除く): 169285924

約数列:

[1, 2, 4, 13, 26, 52, 167, 334, 668, 2171, 4342, 8684, 21757, 43514, 87028, 282841, 565682, 1131364, 3633419, 7266838, 14533676, 47234447, 94468894, 188937788]

約数ペア:

[(1, 188937788), (2, 94468894), (4, 47234447), (13, 14533676), (26, 7266838), (52, 3633419), (167, 1131364), (334, 565682), (668, 282841), (2171, 87028), (4342, 43514), (8684, 21757)]