653267728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2148907}}^1$

素因数の和:2148934

約数の個数: 20

約数和(自身を含む): 1332322960

約数和(自身を除く): 679055232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2148907, 4297814, 8595628, 17191256, 34382512, 40829233, 81658466, 163316932, 326633864, 653267728]

約数ペア:

[(1, 653267728), (2, 326633864), (4, 163316932), (8, 81658466), (16, 40829233), (19, 34382512), (38, 17191256), (76, 8595628), (152, 4297814), (304, 2148907)]