18987142

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{677}}^1$

素因数の和:1095

約数の個数: 16

約数和(自身を含む): 29370960

約数和(自身を除く): 10383818

約数列:

[1, 2, 37, 74, 379, 677, 758, 1354, 14023, 25049, 28046, 50098, 256583, 513166, 9493571, 18987142]

約数ペア:

[(1, 18987142), (2, 9493571), (37, 513166), (74, 256583), (379, 50098), (677, 28046), (758, 25049), (1354, 14023)]