19525191

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6689}}^1$

素因数の和:6838

約数の個数: 16

約数和(自身を含む): 29971200

約数和(自身を除く): 10446009

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 6689, 20067, 46823, 140469, 929771, 2789313, 6508397, 19525191]

約数ペア:

[(1, 19525191), (3, 6508397), (7, 2789313), (21, 929771), (139, 140469), (417, 46823), (973, 20067), (2919, 6689)]