201821642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{398857}}^1$

素因数の和:398893

約数の個数: 16

約数和(自身を含む): 344613312

約数和(自身を除く): 142791670

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 398857, 797714, 4387427, 8774854, 9173711, 18347422, 100910821, 201821642]

約数ペア:

[(1, 201821642), (2, 100910821), (11, 18347422), (22, 9173711), (23, 8774854), (46, 4387427), (253, 797714), (506, 398857)]