1216912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4003}}^1$

素因数の和:4030

約数の個数: 20

約数和(自身を含む): 2482480

約数和(自身を除く): 1265568

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4003, 8006, 16012, 32024, 64048, 76057, 152114, 304228, 608456, 1216912]

約数ペア:

[(1, 1216912), (2, 608456), (4, 304228), (8, 152114), (16, 76057), (19, 64048), (38, 32024), (76, 16012), (152, 8006), (304, 4003)]