40988396

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{539321}}^1$

素因数の和:539344

約数の個数: 12

約数和(自身を含む): 75505080

約数和(自身を除く): 34516684

約数列:

[1, 2, 4, 19, 38, 76, 539321, 1078642, 2157284, 10247099, 20494198, 40988396]

約数ペア:

[(1, 40988396), (2, 20494198), (4, 10247099), (19, 2157284), (38, 1078642), (76, 539321)]