19386153

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 29012256

約数和(自身を除く): 9626103

約数列:

[1, 3, 9, 41, 107, 123, 321, 369, 491, 963, 1473, 4387, 4419, 13161, 20131, 39483, 52537, 60393, 157611, 181179, 472833, 2154017, 6462051, 19386153]

約数ペア:

[(1, 19386153), (3, 6462051), (9, 2154017), (41, 472833), (107, 181179), (123, 157611), (321, 60393), (369, 52537), (491, 39483), (963, 20131), (1473, 13161), (4387, 4419)]