19065841036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{72497}}^1$

素因数の和:72694

約数の個数: 48

約数和(自身を含む): 37513365120

約数和(自身を除く): 18447524084

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 139, 172, 278, 473, 556, 946, 1529, 1892, 3058, 5977, 6116, 11954, 23908, 65747, 72497, 131494, 144994, 262988, 289988, 797467, 1594934, 3117371, 3189868, 6234742, 10077083, 12469484, 20154166, 34291081, 40308332, 68582162, 110847913, 137164324, 221695826, 433314569, 443391652, 866629138, 1733258276, 4766460259, 9532920518, 19065841036]

約数ペア:

[(1, 19065841036), (2, 9532920518), (4, 4766460259), (11, 1733258276), (22, 866629138), (43, 443391652), (44, 433314569), (86, 221695826), (139, 137164324), (172, 110847913), (278, 68582162), (473, 40308332), (556, 34291081), (946, 20154166), (1529, 12469484), (1892, 10077083), (3058, 6234742), (5977, 3189868), (6116, 3117371), (11954, 1594934), (23908, 797467), (65747, 289988), (72497, 262988), (131494, 144994)]