18952739

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 21772800

約数和(自身を除く): 2820061

約数列:

[1, 13, 17, 191, 221, 449, 2483, 3247, 5837, 7633, 42211, 85759, 99229, 1114867, 1457903, 18952739]

約数ペア:

[(1, 18952739), (13, 1457903), (17, 1114867), (191, 99229), (221, 85759), (449, 42211), (2483, 7633), (3247, 5837)]