12847888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{25903}}^1$

素因数の和:25942

約数の個数: 20

約数和(自身を含む): 25696768

約数和(自身を除く): 12848880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 25903, 51806, 103612, 207224, 414448, 802993, 1605986, 3211972, 6423944, 12847888]

約数ペア:

[(1, 12847888), (2, 6423944), (4, 3211972), (8, 1605986), (16, 802993), (31, 414448), (62, 207224), (124, 103612), (248, 51806), (496, 25903)]