18656886

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 38556000

約数和(自身を除く): 19899114

約数列:

[1, 2, 3, 6, 41, 82, 123, 149, 246, 298, 447, 509, 894, 1018, 1527, 3054, 6109, 12218, 18327, 20869, 36654, 41738, 62607, 75841, 125214, 151682, 227523, 455046, 3109481, 6218962, 9328443, 18656886]

約数ペア:

[(1, 18656886), (2, 9328443), (3, 6218962), (6, 3109481), (41, 455046), (82, 227523), (123, 151682), (149, 125214), (246, 75841), (298, 62607), (447, 41738), (509, 36654), (894, 20869), (1018, 18327), (1527, 12218), (3054, 6109)]