18791536

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{40499}}^1$

素因数の和:40536

約数の個数: 20

約数和(自身を含む): 37665000

約数和(自身を除く): 18873464

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 40499, 80998, 161996, 323992, 647984, 1174471, 2348942, 4697884, 9395768, 18791536]

約数ペア:

[(1, 18791536), (2, 9395768), (4, 4697884), (8, 2348942), (16, 1174471), (29, 647984), (58, 323992), (116, 161996), (232, 80998), (464, 40499)]