20347979913

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{318749}}^1$

素因数の和:318969

約数の個数: 24

約数和(自身を含む): 30282525000

約数和(自身を除く): 9934545087

約数列:

[1, 3, 9, 41, 123, 173, 369, 519, 1557, 7093, 21279, 63837, 318749, 956247, 2868741, 13068709, 39206127, 55143577, 117618381, 165430731, 496292193, 2260886657, 6782659971, 20347979913]

約数ペア:

[(1, 20347979913), (3, 6782659971), (9, 2260886657), (41, 496292193), (123, 165430731), (173, 117618381), (369, 55143577), (519, 39206127), (1557, 13068709), (7093, 2868741), (21279, 956247), (63837, 318749)]