19405270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{937}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 37144800

約数和(自身を除く): 17739530

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 937, 1090, 1874, 2071, 4142, 4685, 9370, 10355, 17803, 20710, 35606, 89015, 102133, 178030, 204266, 510665, 1021330, 1940527, 3881054, 9702635, 19405270]

約数ペア:

[(1, 19405270), (2, 9702635), (5, 3881054), (10, 1940527), (19, 1021330), (38, 510665), (95, 204266), (109, 178030), (190, 102133), (218, 89015), (545, 35606), (937, 20710), (1090, 17803), (1874, 10355), (2071, 9370), (4142, 4685)]