19085367

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1603

約数の個数: 32

約数和(自身を含む): 31621120

約数和(自身を除く): 12535753

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1543, 1767, 4123, 4629, 10801, 12369, 29317, 32403, 47833, 87951, 143499, 205219, 334831, 615657, 908827, 1004493, 2726481, 6361789, 19085367]

約数ペア:

[(1, 19085367), (3, 6361789), (7, 2726481), (19, 1004493), (21, 908827), (31, 615657), (57, 334831), (93, 205219), (133, 143499), (217, 87951), (399, 47833), (589, 32403), (651, 29317), (1543, 12369), (1767, 10801), (4123, 4629)]