71817904

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{24799}}^1$

素因数の和:24988

約数の個数: 20

約数和(自身を含む): 139921600

約数和(自身を除く): 68103696

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 24799, 49598, 99196, 198392, 396784, 4488619, 8977238, 17954476, 35908952, 71817904]

約数ペア:

[(1, 71817904), (2, 35908952), (4, 17954476), (8, 8977238), (16, 4488619), (181, 396784), (362, 198392), (724, 99196), (1448, 49598), (2896, 24799)]