63215888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{207947}}^1$

素因数の和:207974

約数の個数: 20

約数和(自身を含む): 128927760

約数和(自身を除く): 65711872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 207947, 415894, 831788, 1663576, 3327152, 3950993, 7901986, 15803972, 31607944, 63215888]

約数ペア:

[(1, 63215888), (2, 31607944), (4, 15803972), (8, 7901986), (16, 3950993), (19, 3327152), (38, 1663576), (76, 831788), (152, 415894), (304, 207947)]