205476784

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{21157}}^1$

素因数の和:21772

約数の個数: 20

約数和(自身を含む): 398785984

約数和(自身を除く): 193309200

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2428, 4856, 9712, 21157, 42314, 84628, 169256, 338512, 12842299, 25684598, 51369196, 102738392, 205476784]

約数ペア:

[(1, 205476784), (2, 102738392), (4, 51369196), (8, 25684598), (16, 12842299), (607, 338512), (1214, 169256), (2428, 84628), (4856, 42314), (9712, 21157)]