20182106581

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^2\times {\mathrm{7723}}^1$

素因数の和:7850

約数の個数: 36

約数和(自身を含む): 25522011552

約数和(自身を除く): 5339904971

約数列:

[1, 7, 13, 47, 91, 169, 329, 611, 1183, 2209, 4277, 7723, 7943, 15463, 28717, 54061, 55601, 100399, 201019, 362981, 373321, 702793, 1305187, 2540867, 2613247, 4718753, 9136309, 17060107, 33031271, 61343789, 119420749, 221781391, 429406523, 1552469737, 2883158083, 20182106581]

約数ペア:

[(1, 20182106581), (7, 2883158083), (13, 1552469737), (47, 429406523), (91, 221781391), (169, 119420749), (329, 61343789), (611, 33031271), (1183, 17060107), (2209, 9136309), (4277, 4718753), (7723, 2613247), (7943, 2540867), (15463, 1305187), (28717, 702793), (54061, 373321), (55601, 362981), (100399, 201019)]