20066907

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2647}}^1$

素因数の和:2695

約数の個数: 24

約数和(自身を含む): 32284416

約数和(自身を除く): 12217509

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2527, 2647, 7581, 7941, 18529, 50293, 55587, 150879, 352051, 955567, 1056153, 2866701, 6688969, 20066907]

約数ペア:

[(1, 20066907), (3, 6688969), (7, 2866701), (19, 1056153), (21, 955567), (57, 352051), (133, 150879), (361, 55587), (399, 50293), (1083, 18529), (2527, 7941), (2647, 7581)]