20883825

素因数分解:

$3^4\times 5^2\times {\mathrm{10313}}^1$

素因数の和:10335

約数の個数: 30

約数和(自身を含む): 38687814

約数和(自身を除く): 17803989

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 10313, 30939, 51565, 92817, 154695, 257825, 278451, 464085, 773475, 835353, 1392255, 2320425, 4176765, 6961275, 20883825]

約数ペア:

[(1, 20883825), (3, 6961275), (5, 4176765), (9, 2320425), (15, 1392255), (25, 835353), (27, 773475), (45, 464085), (75, 278451), (81, 257825), (135, 154695), (225, 92817), (405, 51565), (675, 30939), (2025, 10313)]