12420396

素因数分解:

$2^2\times 3^2\times {\mathrm{345011}}^1$

素因数の和:345021

約数の個数: 18

約数和(自身を含む): 31396092

約数和(自身を除く): 18975696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 345011, 690022, 1035033, 1380044, 2070066, 3105099, 4140132, 6210198, 12420396]

約数ペア:

[(1, 12420396), (2, 6210198), (3, 4140132), (4, 3105099), (6, 2070066), (9, 1380044), (12, 1035033), (18, 690022), (36, 345011)]