12420684

素因数分解:

$2^2\times 3^2\times {\mathrm{345019}}^1$

素因数の和:345029

約数の個数: 18

約数和(自身を含む): 31396820

約数和(自身を除く): 18976136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 345019, 690038, 1035057, 1380076, 2070114, 3105171, 4140228, 6210342, 12420684]

約数ペア:

[(1, 12420684), (2, 6210342), (3, 4140228), (4, 3105171), (6, 2070114), (9, 1380076), (12, 1035057), (18, 690038), (36, 345019)]