20605041

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 31299840

約数和(自身を除く): 10694799

約数列:

[1, 3, 9, 37, 43, 111, 129, 333, 387, 1439, 1591, 4317, 4773, 12951, 14319, 53243, 61877, 159729, 185631, 479187, 556893, 2289449, 6868347, 20605041]

約数ペア:

[(1, 20605041), (3, 6868347), (9, 2289449), (37, 556893), (43, 479187), (111, 185631), (129, 159729), (333, 61877), (387, 53243), (1439, 14319), (1591, 12951), (4317, 4773)]