20715392674

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{9721}}^1$

素因数の和:10186

約数の個数: 32

約数和(自身を含む): 32339260800

約数和(自身を除く): 11623868126

約数列:

[1, 2, 43, 71, 86, 142, 349, 698, 3053, 6106, 9721, 15007, 19442, 24779, 30014, 49558, 418003, 690191, 836006, 1065497, 1380382, 2130994, 3392629, 6785258, 29678213, 59356426, 145883047, 240876659, 291766094, 481753318, 10357696337, 20715392674]

約数ペア:

[(1, 20715392674), (2, 10357696337), (43, 481753318), (71, 291766094), (86, 240876659), (142, 145883047), (349, 59356426), (698, 29678213), (3053, 6785258), (6106, 3392629), (9721, 2130994), (15007, 1380382), (19442, 1065497), (24779, 836006), (30014, 690191), (49558, 418003)]