19681902

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{13841}}^1$

素因数の和:13928

約数の個数: 24

約数和(自身を含む): 43187040

約数和(自身を除く): 23505138

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 13841, 27682, 41523, 83046, 124569, 249138, 1093439, 2186878, 3280317, 6560634, 9840951, 19681902]

約数ペア:

[(1, 19681902), (2, 9840951), (3, 6560634), (6, 3280317), (9, 2186878), (18, 1093439), (79, 249138), (158, 124569), (237, 83046), (474, 41523), (711, 27682), (1422, 13841)]