205347802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{22171}}^1$

素因数の和:22605

約数の個数: 16

約数和(自身を含む): 336837024

約数和(自身を除く): 131489222

約数列:

[1, 2, 11, 22, 421, 842, 4631, 9262, 22171, 44342, 243881, 487762, 9333991, 18667982, 102673901, 205347802]

約数ペア:

[(1, 205347802), (2, 102673901), (11, 18667982), (22, 9333991), (421, 487762), (842, 243881), (4631, 44342), (9262, 22171)]