19325189

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 21525504

約数和(自身を除く): 2200315

約数列:

[1, 13, 43, 181, 191, 559, 2353, 2483, 7783, 8213, 34571, 101179, 106769, 449423, 1486553, 19325189]

約数ペア:

[(1, 19325189), (13, 1486553), (43, 449423), (181, 106769), (191, 101179), (559, 34571), (2353, 8213), (2483, 7783)]