18671824

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40241}}^1$

素因数の和:40278

約数の個数: 20

約数和(自身を含む): 37425060

約数和(自身を除く): 18753236

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40241, 80482, 160964, 321928, 643856, 1166989, 2333978, 4667956, 9335912, 18671824]

約数ペア:

[(1, 18671824), (2, 9335912), (4, 4667956), (8, 2333978), (16, 1166989), (29, 643856), (58, 321928), (116, 160964), (232, 80482), (464, 40241)]