19903686

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10399}}^1$

素因数の和:10444

約数の個数: 32

約数和(自身を含む): 44928000

約数和(自身を除く): 25024314

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 10399, 20798, 31197, 62394, 114389, 228778, 301571, 343167, 603142, 686334, 904713, 1809426, 3317281, 6634562, 9951843, 19903686]

約数ペア:

[(1, 19903686), (2, 9951843), (3, 6634562), (6, 3317281), (11, 1809426), (22, 904713), (29, 686334), (33, 603142), (58, 343167), (66, 301571), (87, 228778), (174, 114389), (319, 62394), (638, 31197), (957, 20798), (1914, 10399)]