20682568

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1511}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 20141432

約数列:

[1, 2, 4, 8, 29, 58, 59, 116, 118, 232, 236, 472, 1511, 1711, 3022, 3422, 6044, 6844, 12088, 13688, 43819, 87638, 89149, 175276, 178298, 350552, 356596, 713192, 2585321, 5170642, 10341284, 20682568]

約数ペア:

[(1, 20682568), (2, 10341284), (4, 5170642), (8, 2585321), (29, 713192), (58, 356596), (59, 350552), (116, 178298), (118, 175276), (232, 89149), (236, 87638), (472, 43819), (1511, 13688), (1711, 12088), (3022, 6844), (3422, 6044)]