19552539

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 28794880

約数和(自身を除く): 9242341

約数列:

[1, 3, 19, 37, 57, 73, 111, 127, 219, 381, 703, 1387, 2109, 2413, 2701, 4161, 4699, 7239, 8103, 9271, 14097, 27813, 51319, 89281, 153957, 176149, 267843, 343027, 528447, 1029081, 6517513, 19552539]

約数ペア:

[(1, 19552539), (3, 6517513), (19, 1029081), (37, 528447), (57, 343027), (73, 267843), (111, 176149), (127, 153957), (219, 89281), (381, 51319), (703, 27813), (1387, 14097), (2109, 9271), (2413, 8103), (2701, 7239), (4161, 4699)]