20016909

素因数分解:

$3^3\times {\mathrm{11}}^3\times {\mathrm{557}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 32676480

約数和(自身を除く): 12659571

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 557, 1089, 1331, 1671, 3267, 3993, 5013, 6127, 11979, 15039, 18381, 35937, 55143, 67397, 165429, 202191, 606573, 741367, 1819719, 2224101, 6672303, 20016909]

約数ペア:

[(1, 20016909), (3, 6672303), (9, 2224101), (11, 1819719), (27, 741367), (33, 606573), (99, 202191), (121, 165429), (297, 67397), (363, 55143), (557, 35937), (1089, 18381), (1331, 15039), (1671, 11979), (3267, 6127), (3993, 5013)]