13320356

素因数分解:

$2^2\times 7^2\times {\mathrm{67961}}^1$

素因数の和:67979

約数の個数: 18

約数和(自身を含む): 27116838

約数和(自身を除く): 13796482

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 67961, 135922, 271844, 475727, 951454, 1902908, 3330089, 6660178, 13320356]

約数ペア:

[(1, 13320356), (2, 6660178), (4, 3330089), (7, 1902908), (14, 951454), (28, 475727), (49, 271844), (98, 135922), (196, 67961)]