20437502

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1916

約数の個数: 24

約数和(自身を含む): 34298040

約数和(自身を除く): 13860538

約数列:

[1, 2, 17, 19, 34, 38, 289, 323, 578, 646, 1861, 3722, 5491, 10982, 31637, 35359, 63274, 70718, 537829, 601103, 1075658, 1202206, 10218751, 20437502]

約数ペア:

[(1, 20437502), (2, 10218751), (17, 1202206), (19, 1075658), (34, 601103), (38, 537829), (289, 70718), (323, 63274), (578, 35359), (646, 31637), (1861, 10982), (3722, 5491)]