2019948079730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1\times {\mathrm{808597}}^1$

素因数の和:809019

約数の個数: 64

約数和(自身を含む): 4202950090752

約数和(自身を除く): 2183002011022

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 281, 562, 635, 889, 1270, 1405, 1778, 1967, 2810, 3934, 4445, 8890, 9835, 19670, 35687, 71374, 178435, 249809, 356870, 499618, 808597, 1249045, 1617194, 2498090, 4042985, 5660179, 8085970, 11320358, 28300895, 56601790, 102691819, 205383638, 227215757, 454431514, 513459095, 718842733, 1026918190, 1136078785, 1437685466, 1590510299, 2272157570, 3181020598, 3594213665, 7188427330, 7952551495, 15905102990, 28856401139, 57712802278, 144282005695, 201994807973, 288564011390, 403989615946, 1009974039865, 2019948079730]

約数ペア:

[(1, 2019948079730), (2, 1009974039865), (5, 403989615946), (7, 288564011390), (10, 201994807973), (14, 144282005695), (35, 57712802278), (70, 28856401139), (127, 15905102990), (254, 7952551495), (281, 7188427330), (562, 3594213665), (635, 3181020598), (889, 2272157570), (1270, 1590510299), (1405, 1437685466), (1778, 1136078785), (1967, 1026918190), (2810, 718842733), (3934, 513459095), (4445, 454431514), (8890, 227215757), (9835, 205383638), (19670, 102691819), (35687, 56601790), (71374, 28300895), (178435, 11320358), (249809, 8085970), (356870, 5660179), (499618, 4042985), (808597, 2498090), (1249045, 1617194)]