20120875668

素因数分解:

$2^2\times 3^2\times {\mathrm{558913213}}^1$

素因数の和:558913223

約数の個数: 18

約数和(自身を含む): 50861102474

約数和(自身を除く): 30740226806

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 558913213, 1117826426, 1676739639, 2235652852, 3353479278, 5030218917, 6706958556, 10060437834, 20120875668]

約数ペア:

[(1, 20120875668), (2, 10060437834), (3, 6706958556), (4, 5030218917), (6, 3353479278), (9, 2235652852), (12, 1676739639), (18, 1117826426), (36, 558913213)]