18708398

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1307}}^1$

素因数の和:1747

約数の個数: 16

約数和(自身を含む): 29806704

約数和(自身を除く): 11098306

約数列:

[1, 2, 17, 34, 421, 842, 1307, 2614, 7157, 14314, 22219, 44438, 550247, 1100494, 9354199, 18708398]

約数ペア:

[(1, 18708398), (2, 9354199), (17, 1100494), (34, 550247), (421, 44438), (842, 22219), (1307, 14314), (2614, 7157)]