12740796

素因数分解:

$2^2\times 3^2\times {\mathrm{353911}}^1$

素因数の和:353921

約数の個数: 18

約数和(自身を含む): 32205992

約数和(自身を除く): 19465196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 353911, 707822, 1061733, 1415644, 2123466, 3185199, 4246932, 6370398, 12740796]

約数ペア:

[(1, 12740796), (2, 6370398), (3, 4246932), (4, 3185199), (6, 2123466), (9, 1415644), (12, 1061733), (18, 707822), (36, 353911)]