19654038

素因数分解:

$2^1\times 3^2\times {\mathrm{947}}^1\times {\mathrm{1153}}^1$

素因数の和:2108

約数の個数: 24

約数和(自身を含む): 42665688

約数和(自身を除く): 23011650

約数列:

[1, 2, 3, 6, 9, 18, 947, 1153, 1894, 2306, 2841, 3459, 5682, 6918, 8523, 10377, 17046, 20754, 1091891, 2183782, 3275673, 6551346, 9827019, 19654038]

約数ペア:

[(1, 19654038), (2, 9827019), (3, 6551346), (6, 3275673), (9, 2183782), (18, 1091891), (947, 20754), (1153, 17046), (1894, 10377), (2306, 8523), (2841, 6918), (3459, 5682)]