19904643

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2311}}^1$

素因数の和:2360

約数の個数: 32

約数和(自身を含む): 33292800

約数和(自身を除く): 13388157

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 783, 957, 2311, 2871, 6933, 8613, 20799, 25421, 62397, 67019, 76263, 201057, 228789, 603171, 686367, 737209, 1809513, 2211627, 6634881, 19904643]

約数ペア:

[(1, 19904643), (3, 6634881), (9, 2211627), (11, 1809513), (27, 737209), (29, 686367), (33, 603171), (87, 228789), (99, 201057), (261, 76263), (297, 67019), (319, 62397), (783, 25421), (957, 20799), (2311, 8613), (2871, 6933)]