208121418

素因数分解:

$2^1\times 3^2\times {\mathrm{619}}^1\times {\mathrm{18679}}^1$

素因数の和:19306

約数の個数: 24

約数和(自身を含む): 451682400

約数和(自身を除く): 243560982

約数列:

[1, 2, 3, 6, 9, 18, 619, 1238, 1857, 3714, 5571, 11142, 18679, 37358, 56037, 112074, 168111, 336222, 11562301, 23124602, 34686903, 69373806, 104060709, 208121418]

約数ペア:

[(1, 208121418), (2, 104060709), (3, 69373806), (6, 34686903), (9, 23124602), (18, 11562301), (619, 336222), (1238, 168111), (1857, 112074), (3714, 56037), (5571, 37358), (11142, 18679)]