19009315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17203}}^1$

素因数の和:17238

約数の個数: 16

約数和(自身を含む): 26012448

約数和(自身を除く): 7003133

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 17203, 86015, 223639, 292451, 1118195, 1462255, 3801863, 19009315]

約数ペア:

[(1, 19009315), (5, 3801863), (13, 1462255), (17, 1118195), (65, 292451), (85, 223639), (221, 86015), (1105, 17203)]