18435380

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2017}}^1$

素因数の和:2483

約数の個数: 24

約数和(自身を含む): 38818248

約数和(自身を除く): 20382868

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2017, 2285, 4034, 4570, 8068, 9140, 10085, 20170, 40340, 921769, 1843538, 3687076, 4608845, 9217690, 18435380]

約数ペア:

[(1, 18435380), (2, 9217690), (4, 4608845), (5, 3687076), (10, 1843538), (20, 921769), (457, 40340), (914, 20170), (1828, 10085), (2017, 9140), (2285, 8068), (4034, 4570)]