20190828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1531}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 54220544

約数和(自身を除く): 34029716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1531, 1884, 2198, 3062, 3297, 4396, 4593, 6124, 6594, 9186, 10717, 13188, 18372, 21434, 32151, 42868, 64302, 128604, 240367, 480734, 721101, 961468, 1442202, 1682569, 2884404, 3365138, 5047707, 6730276, 10095414, 20190828]

約数ペア:

[(1, 20190828), (2, 10095414), (3, 6730276), (4, 5047707), (6, 3365138), (7, 2884404), (12, 1682569), (14, 1442202), (21, 961468), (28, 721101), (42, 480734), (84, 240367), (157, 128604), (314, 64302), (471, 42868), (628, 32151), (942, 21434), (1099, 18372), (1531, 13188), (1884, 10717), (2198, 9186), (3062, 6594), (3297, 6124), (4396, 4593)]