203719976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{78839}}^1$

素因数の和:78881

約数の個数: 32

約数和(自身を含む): 425736000

約数和(自身を除く): 222016024

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 78839, 157678, 315356, 630712, 1340263, 1497941, 2680526, 2995882, 5361052, 5991764, 10722104, 11983528, 25464997, 50929994, 101859988, 203719976]

約数ペア:

[(1, 203719976), (2, 101859988), (4, 50929994), (8, 25464997), (17, 11983528), (19, 10722104), (34, 5991764), (38, 5361052), (68, 2995882), (76, 2680526), (136, 1497941), (152, 1340263), (323, 630712), (646, 315356), (1292, 157678), (2584, 78839)]