20184420488

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9108493}}^1$

素因数の和:9108776

約数の個数: 16

約数和(自身を含む): 37982419980

約数和(自身を除く): 17797999492

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9108493, 18216986, 36433972, 72867944, 2523052561, 5046105122, 10092210244, 20184420488]

約数ペア:

[(1, 20184420488), (2, 10092210244), (4, 5046105122), (8, 2523052561), (277, 72867944), (554, 36433972), (1108, 18216986), (2216, 9108493)]