20121479956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1627}}^1\times {\mathrm{181871}}^1$

素因数の和:183519

約数の個数: 24

約数和(自身を含む): 37307039616

約数和(自身を除く): 17185559660

約数列:

[1, 2, 4, 17, 34, 68, 1627, 3254, 6508, 27659, 55318, 110636, 181871, 363742, 727484, 3091807, 6183614, 12367228, 295904117, 591808234, 1183616468, 5030369989, 10060739978, 20121479956]

約数ペア:

[(1, 20121479956), (2, 10060739978), (4, 5030369989), (17, 1183616468), (34, 591808234), (68, 295904117), (1627, 12367228), (3254, 6183614), (6508, 3091807), (27659, 727484), (55318, 363742), (110636, 181871)]