19807914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471617}}^1$

素因数の和:471629

約数の個数: 16

約数和(自身を含む): 45275328

約数和(自身を除く): 25467414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471617, 943234, 1414851, 2829702, 3301319, 6602638, 9903957, 19807914]

約数ペア:

[(1, 19807914), (2, 9903957), (3, 6602638), (6, 3301319), (7, 2829702), (14, 1414851), (21, 943234), (42, 471617)]