18260463

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1297}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 27694128

約数和(自身を除く): 9433665

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 1297, 3891, 4693, 14079, 16861, 24643, 50583, 73929, 320359, 468217, 961077, 1404651, 6086821, 18260463]

約数ペア:

[(1, 18260463), (3, 6086821), (13, 1404651), (19, 961077), (39, 468217), (57, 320359), (247, 73929), (361, 50583), (741, 24643), (1083, 16861), (1297, 14079), (3891, 4693)]