19223831

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 21751200

約数和(自身を除く): 2527369

約数列:

[1, 11, 37, 149, 317, 407, 1639, 3487, 5513, 11729, 47233, 60643, 129019, 519563, 1747621, 19223831]

約数ペア:

[(1, 19223831), (11, 1747621), (37, 519563), (149, 129019), (317, 60643), (407, 47233), (1639, 11729), (3487, 5513)]