18649642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36857}}^1$

素因数の和:36893

約数の個数: 16

約数和(自身を含む): 31845312

約数和(自身を除く): 13195670

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 36857, 73714, 405427, 810854, 847711, 1695422, 9324821, 18649642]

約数ペア:

[(1, 18649642), (2, 9324821), (11, 1695422), (22, 847711), (23, 810854), (46, 405427), (253, 73714), (506, 36857)]