12756448

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{20981}}^1$

素因数の和:21010

約数の個数: 24

約数和(自身を含む): 26437320

約数和(自身を除く): 13680872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 20981, 41962, 83924, 167848, 335696, 398639, 671392, 797278, 1594556, 3189112, 6378224, 12756448]

約数ペア:

[(1, 12756448), (2, 6378224), (4, 3189112), (8, 1594556), (16, 797278), (19, 671392), (32, 398639), (38, 335696), (76, 167848), (152, 83924), (304, 41962), (608, 20981)]