19802885185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{373}}^1\times {\mathrm{3701}}^1$

素因数の和:4249

約数の個数: 32

約数和(自身を含む): 25254155520

約数和(自身を除く): 5451270335

約数列:

[1, 5, 19, 95, 151, 373, 755, 1865, 2869, 3701, 7087, 14345, 18505, 35435, 56323, 70319, 281615, 351595, 558851, 1070137, 1380473, 2794255, 5350685, 6902365, 10618169, 26228987, 53090845, 131144935, 208451423, 1042257115, 3960577037, 19802885185]

約数ペア:

[(1, 19802885185), (5, 3960577037), (19, 1042257115), (95, 208451423), (151, 131144935), (373, 53090845), (755, 26228987), (1865, 10618169), (2869, 6902365), (3701, 5350685), (7087, 2794255), (14345, 1380473), (18505, 1070137), (35435, 558851), (56323, 351595), (70319, 281615)]