20543765439

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1\times {\mathrm{3637}}^1$

素因数の和:4887

約数の個数: 32

約数和(自身を含む): 29018317824

約数和(自身を除く): 8474552385

約数列:

[1, 3, 23, 69, 71, 213, 1153, 1633, 3459, 3637, 4899, 10911, 26519, 79557, 81863, 83651, 245589, 250953, 258227, 774681, 1882849, 4193461, 5648547, 5939221, 12580383, 17817663, 96449603, 289348809, 297735731, 893207193, 6847921813, 20543765439]

約数ペア:

[(1, 20543765439), (3, 6847921813), (23, 893207193), (69, 297735731), (71, 289348809), (213, 96449603), (1153, 17817663), (1633, 12580383), (3459, 5939221), (3637, 5648547), (4899, 4193461), (10911, 1882849), (26519, 774681), (79557, 258227), (81863, 250953), (83651, 245589)]