156978684532

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2065509007}}^1$

素因数の和:2065509030

約数の個数: 12

約数和(自身を含む): 289171261120

約数和(自身を除く): 132192576588

約数列:

[1, 2, 4, 19, 38, 76, 2065509007, 4131018014, 8262036028, 39244671133, 78489342266, 156978684532]

約数ペア:

[(1, 156978684532), (2, 78489342266), (4, 39244671133), (19, 8262036028), (38, 4131018014), (76, 2065509007)]