257762096

素因数分解:

$2^4\times {\mathrm{419}}^1\times {\mathrm{38449}}^1$

素因数の和:38876

約数の個数: 20

約数和(自身を含む): 500619000

約数和(自身を除く): 242856904

約数列:

[1, 2, 4, 8, 16, 419, 838, 1676, 3352, 6704, 38449, 76898, 153796, 307592, 615184, 16110131, 32220262, 64440524, 128881048, 257762096]

約数ペア:

[(1, 257762096), (2, 128881048), (4, 64440524), (8, 32220262), (16, 16110131), (419, 615184), (838, 307592), (1676, 153796), (3352, 76898), (6704, 38449)]