27978064

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{32993}}^1$

素因数の和:33054

約数の個数: 20

約数和(自身を含む): 55231956

約数和(自身を除く): 27253892

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 32993, 65986, 131972, 263944, 527888, 1748629, 3497258, 6994516, 13989032, 27978064]

約数ペア:

[(1, 27978064), (2, 13989032), (4, 6994516), (8, 3497258), (16, 1748629), (53, 527888), (106, 263944), (212, 131972), (424, 65986), (848, 32993)]