17987646

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{7121}}^1$

素因数の和:7547

約数の個数: 16

約数和(自身を含む): 36065808

約数和(自身を除く): 18078162

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 7121, 14242, 21363, 42726, 2997941, 5995882, 8993823, 17987646]

約数ペア:

[(1, 17987646), (2, 8993823), (3, 5995882), (6, 2997941), (421, 42726), (842, 21363), (1263, 14242), (2526, 7121)]