20190521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1976

約数の個数: 16

約数和(自身を含む): 23432640

約数和(自身を除く): 3242119

約数列:

[1, 13, 19, 43, 247, 559, 817, 1901, 10621, 24713, 36119, 81743, 469547, 1062659, 1553117, 20190521]

約数ペア:

[(1, 20190521), (13, 1553117), (19, 1062659), (43, 469547), (247, 81743), (559, 36119), (817, 24713), (1901, 10621)]