19786372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1873}}^1$

素因数の和:2035

約数の個数: 24

約数和(自身を含む): 36730400

約数和(自身を除く): 16944028

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 1873, 2641, 3746, 5282, 7492, 10564, 35587, 71174, 142348, 260347, 520694, 1041388, 4946593, 9893186, 19786372]

約数ペア:

[(1, 19786372), (2, 9893186), (4, 4946593), (19, 1041388), (38, 520694), (76, 260347), (139, 142348), (278, 71174), (556, 35587), (1873, 10564), (2641, 7492), (3746, 5282)]