20177556801

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{12113}}^1$

素因数の和:12545

約数の個数: 32

約数和(自身を含む): 28356451200

約数和(自身を除く): 8178894399

約数列:

[1, 3, 37, 43, 111, 129, 349, 1047, 1591, 4773, 12113, 12913, 15007, 36339, 38739, 45021, 448181, 520859, 555259, 1344543, 1562577, 1665777, 4227437, 12682311, 19271783, 57815349, 156415169, 181779791, 469245507, 545339373, 6725852267, 20177556801]

約数ペア:

[(1, 20177556801), (3, 6725852267), (37, 545339373), (43, 469245507), (111, 181779791), (129, 156415169), (349, 57815349), (1047, 19271783), (1591, 12682311), (4773, 4227437), (12113, 1665777), (12913, 1562577), (15007, 1344543), (36339, 555259), (38739, 520859), (45021, 448181)]