19413772

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6361}}^1$

素因数の和:6481

約数の個数: 24

約数和(自身を含む): 39189920

約数和(自身を除く): 19776148

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6361, 12722, 25444, 44527, 89054, 178108, 693349, 1386698, 2773396, 4853443, 9706886, 19413772]

約数ペア:

[(1, 19413772), (2, 9706886), (4, 4853443), (7, 2773396), (14, 1386698), (28, 693349), (109, 178108), (218, 89054), (436, 44527), (763, 25444), (1526, 12722), (3052, 6361)]