2156728

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2027}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 4867200

約数和(自身を除く): 2710472

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 2027, 4054, 8108, 14189, 16216, 28378, 38513, 56756, 77026, 113512, 154052, 269591, 308104, 539182, 1078364, 2156728]

約数ペア:

[(1, 2156728), (2, 1078364), (4, 539182), (7, 308104), (8, 269591), (14, 154052), (19, 113512), (28, 77026), (38, 56756), (56, 38513), (76, 28378), (133, 16216), (152, 14189), (266, 8108), (532, 4054), (1064, 2027)]