20431635

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6277}}^1$

素因数の和:6323

約数の個数: 32

約数和(自身を含む): 38572032

約数和(自身を除く): 18140397

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 6277, 18831, 31385, 43939, 94155, 131817, 194587, 219695, 583761, 659085, 972935, 1362109, 2918805, 4086327, 6810545, 20431635]

約数ペア:

[(1, 20431635), (3, 6810545), (5, 4086327), (7, 2918805), (15, 1362109), (21, 972935), (31, 659085), (35, 583761), (93, 219695), (105, 194587), (155, 131817), (217, 94155), (465, 43939), (651, 31385), (1085, 18831), (3255, 6277)]