996800990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5246321}}^1$

素因数の和:5246347

約数の個数: 16

約数和(自身を含む): 1888675920

約数和(自身を除く): 891874930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 5246321, 10492642, 26231605, 52463210, 99680099, 199360198, 498400495, 996800990]

約数ペア:

[(1, 996800990), (2, 498400495), (5, 199360198), (10, 99680099), (19, 52463210), (38, 26231605), (95, 10492642), (190, 5246321)]