20079428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{613}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 37134720

約数和(自身を除く): 17055292

約数列:

[1, 2, 4, 19, 38, 76, 431, 613, 862, 1226, 1724, 2452, 8189, 11647, 16378, 23294, 32756, 46588, 264203, 528406, 1056812, 5019857, 10039714, 20079428]

約数ペア:

[(1, 20079428), (2, 10039714), (4, 5019857), (19, 1056812), (38, 528406), (76, 264203), (431, 46588), (613, 32756), (862, 23294), (1226, 16378), (1724, 11647), (2452, 8189)]