2016122020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9164191}}^1$

素因数の和:9164211

約数の個数: 24

約数和(自身を含む): 4618752768

約数和(自身を除く): 2602630748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9164191, 18328382, 36656764, 45820955, 91641910, 100806101, 183283820, 201612202, 403224404, 504030505, 1008061010, 2016122020]

約数ペア:

[(1, 2016122020), (2, 1008061010), (4, 504030505), (5, 403224404), (10, 201612202), (11, 183283820), (20, 100806101), (22, 91641910), (44, 45820955), (55, 36656764), (110, 18328382), (220, 9164191)]