2019284888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{4049}}^1$

素因数の和:4284

約数の個数: 64

約数和(自身を含む): 4242780000

約数和(自身を除く): 2223495112

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 193, 323, 386, 646, 772, 1292, 1544, 2584, 3281, 3667, 4049, 6562, 7334, 8098, 13124, 14668, 16196, 26248, 29336, 32392, 62339, 68833, 76931, 124678, 137666, 153862, 249356, 275332, 307724, 498712, 550664, 615448, 781457, 1307827, 1562914, 2615654, 3125828, 5231308, 6251656, 10462616, 13284769, 14847683, 26569538, 29695366, 53139076, 59390732, 106278152, 118781464, 252410611, 504821222, 1009642444, 2019284888]

約数ペア:

[(1, 2019284888), (2, 1009642444), (4, 504821222), (8, 252410611), (17, 118781464), (19, 106278152), (34, 59390732), (38, 53139076), (68, 29695366), (76, 26569538), (136, 14847683), (152, 13284769), (193, 10462616), (323, 6251656), (386, 5231308), (646, 3125828), (772, 2615654), (1292, 1562914), (1544, 1307827), (2584, 781457), (3281, 615448), (3667, 550664), (4049, 498712), (6562, 307724), (7334, 275332), (8098, 249356), (13124, 153862), (14668, 137666), (16196, 124678), (26248, 76931), (29336, 68833), (32392, 62339)]