2019947285

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{1523}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 2668584960

約数和(自身を除く): 648637675

約数列:

[1, 5, 19, 23, 95, 115, 437, 607, 1523, 2185, 3035, 7615, 11533, 13961, 28937, 35029, 57665, 69805, 144685, 175145, 265259, 665551, 924461, 1326295, 3327755, 4622305, 17564759, 21262603, 87823795, 106313015, 403989457, 2019947285]

約数ペア:

[(1, 2019947285), (5, 403989457), (19, 106313015), (23, 87823795), (95, 21262603), (115, 17564759), (437, 4622305), (607, 3327755), (1523, 1326295), (2185, 924461), (3035, 665551), (7615, 265259), (11533, 175145), (13961, 144685), (28937, 69805), (35029, 57665)]