219065716

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{56989}}^1$

素因数の和:57055

約数の個数: 18

約数和(自身を含む): 396137490

約数和(自身を除く): 177071774

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 56989, 113978, 227956, 1766659, 3533318, 7066636, 54766429, 109532858, 219065716]

約数ペア:

[(1, 219065716), (2, 109532858), (4, 54766429), (31, 7066636), (62, 3533318), (124, 1766659), (961, 227956), (1922, 113978), (3844, 56989)]