19147351

素因数分解:

${\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4421}}^1$

素因数の和:4553

約数の個数: 8

約数和(自身を含む): 19739808

約数和(自身を除く): 592457

約数列:

[1, 61, 71, 4331, 4421, 269681, 313891, 19147351]

約数ペア:

[(1, 19147351), (61, 313891), (71, 269681), (4331, 4421)]