68399468

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{16981}}^1$

素因数の和:17057

約数の個数: 24

約数和(自身を含む): 128383920

約数和(自身を除く): 59984452

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 16981, 33962, 67924, 322639, 645278, 899993, 1290556, 1799986, 3599972, 17099867, 34199734, 68399468]

約数ペア:

[(1, 68399468), (2, 34199734), (4, 17099867), (19, 3599972), (38, 1799986), (53, 1290556), (76, 899993), (106, 645278), (212, 322639), (1007, 67924), (2014, 33962), (4028, 16981)]