18988836

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{10079}}^1$

素因数の和:10243

約数の個数: 24

約数和(自身を含む): 44593920

約数和(自身を除く): 25605084

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 10079, 20158, 30237, 40316, 60474, 120948, 1582403, 3164806, 4747209, 6329612, 9494418, 18988836]

約数ペア:

[(1, 18988836), (2, 9494418), (3, 6329612), (4, 4747209), (6, 3164806), (12, 1582403), (157, 120948), (314, 60474), (471, 40316), (628, 30237), (942, 20158), (1884, 10079)]