16388630

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4007}}^1$

素因数の和:4423

約数の個数: 16

約数和(自身を含む): 29579040

約数和(自身を除く): 13190410

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4007, 4090, 8014, 20035, 40070, 1638863, 3277726, 8194315, 16388630]

約数ペア:

[(1, 16388630), (2, 8194315), (5, 3277726), (10, 1638863), (409, 40070), (818, 20035), (2045, 8014), (4007, 4090)]