20606576

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:413

約数の個数: 40

約数和(自身を含む): 41247360

約数和(自身を除く): 20640784

約数列:

[1, 2, 4, 8, 16, 59, 83, 118, 166, 236, 263, 332, 472, 526, 664, 944, 1052, 1328, 2104, 4208, 4897, 9794, 15517, 19588, 21829, 31034, 39176, 43658, 62068, 78352, 87316, 124136, 174632, 248272, 349264, 1287911, 2575822, 5151644, 10303288, 20606576]

約数ペア:

[(1, 20606576), (2, 10303288), (4, 5151644), (8, 2575822), (16, 1287911), (59, 349264), (83, 248272), (118, 174632), (166, 124136), (236, 87316), (263, 78352), (332, 62068), (472, 43658), (526, 39176), (664, 31034), (944, 21829), (1052, 19588), (1328, 15517), (2104, 9794), (4208, 4897)]