2066895

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 3740256

約数和(自身を除く): 1673361

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 1997, 5991, 9985, 17973, 29955, 45931, 89865, 137793, 229655, 413379, 688965, 2066895]

約数ペア:

[(1, 2066895), (3, 688965), (5, 413379), (9, 229655), (15, 137793), (23, 89865), (45, 45931), (69, 29955), (115, 17973), (207, 9985), (345, 5991), (1035, 1997)]