20168324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 41549760

約数和(自身を除く): 21381436

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 59, 68, 118, 187, 236, 374, 457, 649, 748, 914, 1003, 1298, 1828, 2006, 2596, 4012, 5027, 7769, 10054, 11033, 15538, 20108, 22066, 26963, 31076, 44132, 53926, 85459, 107852, 170918, 296593, 341836, 458371, 593186, 916742, 1186372, 1833484, 5042081, 10084162, 20168324]

約数ペア:

[(1, 20168324), (2, 10084162), (4, 5042081), (11, 1833484), (17, 1186372), (22, 916742), (34, 593186), (44, 458371), (59, 341836), (68, 296593), (118, 170918), (187, 107852), (236, 85459), (374, 53926), (457, 44132), (649, 31076), (748, 26963), (914, 22066), (1003, 20108), (1298, 15538), (1828, 11033), (2006, 10054), (2596, 7769), (4012, 5027)]