20041317

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{929}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 12099483

約数列:

[1, 3, 9, 17, 27, 47, 51, 141, 153, 423, 459, 799, 929, 1269, 2397, 2787, 7191, 8361, 15793, 21573, 25083, 43663, 47379, 130989, 142137, 392967, 426411, 742271, 1178901, 2226813, 6680439, 20041317]

約数ペア:

[(1, 20041317), (3, 6680439), (9, 2226813), (17, 1178901), (27, 742271), (47, 426411), (51, 392967), (141, 142137), (153, 130989), (423, 47379), (459, 43663), (799, 25083), (929, 21573), (1269, 15793), (2397, 8361), (2787, 7191)]