68420432

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{10993}}^1$

素因数の和:11390

約数の個数: 20

約数和(自身を含む): 132917460

約数和(自身を除く): 64497028

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 10993, 21986, 43972, 87944, 175888, 4276277, 8552554, 17105108, 34210216, 68420432]

約数ペア:

[(1, 68420432), (2, 34210216), (4, 17105108), (8, 8552554), (16, 4276277), (389, 175888), (778, 87944), (1556, 43972), (3112, 21986), (6224, 10993)]