20392288

素因数分解:

$2^5\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1543}}^1$

素因数の和:1619

約数の個数: 48

約数和(自身を含む): 46690560

約数和(自身を除く): 26298272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 112, 118, 224, 236, 413, 472, 826, 944, 1543, 1652, 1888, 3086, 3304, 6172, 6608, 10801, 12344, 13216, 21602, 24688, 43204, 49376, 86408, 91037, 172816, 182074, 345632, 364148, 637259, 728296, 1274518, 1456592, 2549036, 2913184, 5098072, 10196144, 20392288]

約数ペア:

[(1, 20392288), (2, 10196144), (4, 5098072), (7, 2913184), (8, 2549036), (14, 1456592), (16, 1274518), (28, 728296), (32, 637259), (56, 364148), (59, 345632), (112, 182074), (118, 172816), (224, 91037), (236, 86408), (413, 49376), (472, 43204), (826, 24688), (944, 21602), (1543, 13216), (1652, 12344), (1888, 10801), (3086, 6608), (3304, 6172)]