19039671

素因数分解:

$3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{769}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 32524800

約数和(自身を除く): 13485129

約数列:

[1, 3, 7, 9, 21, 27, 63, 131, 189, 393, 769, 917, 1179, 2307, 2751, 3537, 5383, 6921, 8253, 16149, 20763, 24759, 48447, 100739, 145341, 302217, 705173, 906651, 2115519, 2719953, 6346557, 19039671]

約数ペア:

[(1, 19039671), (3, 6346557), (7, 2719953), (9, 2115519), (21, 906651), (27, 705173), (63, 302217), (131, 145341), (189, 100739), (393, 48447), (769, 24759), (917, 20763), (1179, 16149), (2307, 8253), (2751, 6921), (3537, 5383)]