19620568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3779}}^1$

素因数の和:3855

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 21203432

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 3779, 5192, 7558, 15116, 30232, 41569, 83138, 166276, 222961, 332552, 445922, 891844, 1783688, 2452571, 4905142, 9810284, 19620568]

約数ペア:

[(1, 19620568), (2, 9810284), (4, 4905142), (8, 2452571), (11, 1783688), (22, 891844), (44, 445922), (59, 332552), (88, 222961), (118, 166276), (236, 83138), (472, 41569), (649, 30232), (1298, 15116), (2596, 7558), (3779, 5192)]