18858203

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 24595200

約数和(自身を除く): 5736997

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 839, 1183, 1729, 3211, 5873, 10907, 15941, 22477, 76349, 111587, 141791, 207233, 992537, 1450631, 2694029, 18858203]

約数ペア:

[(1, 18858203), (7, 2694029), (13, 1450631), (19, 992537), (91, 207233), (133, 141791), (169, 111587), (247, 76349), (839, 22477), (1183, 15941), (1729, 10907), (3211, 5873)]