2019372628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{78137}}^1$

素因数の和:78232

約数の個数: 48

約数和(自身を含む): 4410733824

約数和(自身を除く): 2391361196

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 923, 994, 1846, 1988, 3692, 6461, 12922, 25844, 78137, 156274, 312548, 546959, 1015781, 1093918, 2031562, 2187836, 4063124, 5547727, 7110467, 11095454, 14220934, 22190908, 28441868, 38834089, 72120451, 77668178, 144240902, 155336356, 288481804, 504843157, 1009686314, 2019372628]

約数ペア:

[(1, 2019372628), (2, 1009686314), (4, 504843157), (7, 288481804), (13, 155336356), (14, 144240902), (26, 77668178), (28, 72120451), (52, 38834089), (71, 28441868), (91, 22190908), (142, 14220934), (182, 11095454), (284, 7110467), (364, 5547727), (497, 4063124), (923, 2187836), (994, 2031562), (1846, 1093918), (1988, 1015781), (3692, 546959), (6461, 312548), (12922, 156274), (25844, 78137)]