20273264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{907}}^1$

素因数の和:1053

約数の個数: 40

約数和(自身を含む): 43235328

約数和(自身を除く): 22962064

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 127, 176, 254, 508, 907, 1016, 1397, 1814, 2032, 2794, 3628, 5588, 7256, 9977, 11176, 14512, 19954, 22352, 39908, 79816, 115189, 159632, 230378, 460756, 921512, 1267079, 1843024, 2534158, 5068316, 10136632, 20273264]

約数ペア:

[(1, 20273264), (2, 10136632), (4, 5068316), (8, 2534158), (11, 1843024), (16, 1267079), (22, 921512), (44, 460756), (88, 230378), (127, 159632), (176, 115189), (254, 79816), (508, 39908), (907, 22352), (1016, 19954), (1397, 14512), (1814, 11176), (2032, 9977), (2794, 7256), (3628, 5588)]