19652721

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{12671}}^1$

素因数の和:12732

約数の個数: 16

約数和(自身を含む): 29196288

約数和(自身を除く): 9543567

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 12671, 38013, 139381, 418143, 595537, 1786611, 6550907, 19652721]

約数ペア:

[(1, 19652721), (3, 6550907), (11, 1786611), (33, 595537), (47, 418143), (141, 139381), (517, 38013), (1551, 12671)]