20193313887

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{347161}}^1$

素因数の和:347471

約数の個数: 24

約数和(自身を含む): 30544701408

約数和(自身を除く): 10351387521

約数列:

[1, 3, 9, 23, 69, 207, 281, 843, 2529, 6463, 19389, 58167, 347161, 1041483, 3124449, 7984703, 23954109, 71862327, 97552241, 292656723, 877970169, 2243701543, 6731104629, 20193313887]

約数ペア:

[(1, 20193313887), (3, 6731104629), (9, 2243701543), (23, 877970169), (69, 292656723), (207, 97552241), (281, 71862327), (843, 23954109), (2529, 7984703), (6463, 3124449), (19389, 1041483), (58167, 347161)]