20693805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{751}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 36384768

約数和(自身を除く): 15690963

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 167, 501, 751, 835, 1837, 2253, 2505, 3755, 5511, 8261, 9185, 11265, 24783, 27555, 41305, 123915, 125417, 376251, 627085, 1379587, 1881255, 4138761, 6897935, 20693805]

約数ペア:

[(1, 20693805), (3, 6897935), (5, 4138761), (11, 1881255), (15, 1379587), (33, 627085), (55, 376251), (165, 125417), (167, 123915), (501, 41305), (751, 27555), (835, 24783), (1837, 11265), (2253, 9185), (2505, 8261), (3755, 5511)]