18812684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5857}}^1$

素因数の和:5945

約数の個数: 24

約数和(自身を含む): 36413328

約数和(自身を除く): 17600644

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 5857, 11714, 23428, 64427, 128854, 257708, 427561, 855122, 1710244, 4703171, 9406342, 18812684]

約数ペア:

[(1, 18812684), (2, 9406342), (4, 4703171), (11, 1710244), (22, 855122), (44, 427561), (73, 257708), (146, 128854), (292, 64427), (803, 23428), (1606, 11714), (3212, 5857)]