20493032

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{4409}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 44452800

約数和(自身を除く): 23959768

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4409, 4648, 8818, 17636, 30863, 35272, 61726, 123452, 246904, 365947, 731894, 1463788, 2561629, 2927576, 5123258, 10246516, 20493032]

約数ペア:

[(1, 20493032), (2, 10246516), (4, 5123258), (7, 2927576), (8, 2561629), (14, 1463788), (28, 731894), (56, 365947), (83, 246904), (166, 123452), (332, 61726), (581, 35272), (664, 30863), (1162, 17636), (2324, 8818), (4409, 4648)]