20609216

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{5279}}^1$

素因数の和:5352

約数の個数: 28

約数和(自身を含む): 41574720

約数和(自身を除く): 20965504

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 488, 976, 1952, 3904, 5279, 10558, 21116, 42232, 84464, 168928, 322019, 337856, 644038, 1288076, 2576152, 5152304, 10304608, 20609216]

約数ペア:

[(1, 20609216), (2, 10304608), (4, 5152304), (8, 2576152), (16, 1288076), (32, 644038), (61, 337856), (64, 322019), (122, 168928), (244, 84464), (488, 42232), (976, 21116), (1952, 10558), (3904, 5279)]