19363894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4423}}^1$

素因数の和:4635

約数の個数: 16

約数和(自身を含む): 31852800

約数和(自身を除く): 12488906

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 4423, 8846, 48653, 97306, 880177, 1760354, 9681947, 19363894]

約数ペア:

[(1, 19363894), (2, 9681947), (11, 1760354), (22, 880177), (199, 97306), (398, 48653), (2189, 8846), (4378, 4423)]