16887790

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{7573}}^1$

素因数の和:7803

約数の個数: 16

約数和(自身を含む): 30538368

約数和(自身を除く): 13650578

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 7573, 15146, 37865, 75730, 1688779, 3377558, 8443895, 16887790]

約数ペア:

[(1, 16887790), (2, 8443895), (5, 3377558), (10, 1688779), (223, 75730), (446, 37865), (1115, 15146), (2230, 7573)]