1820007904

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397729}}^1$

素因数の和:397763

約数の個数: 48

約数和(自身を含む): 4209574320

約数和(自身を除く): 2389566416

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4576, 397729, 795458, 1590916, 3181832, 4375019, 5170477, 6363664, 8750038, 10340954, 12727328, 17500076, 20681908, 35000152, 41363816, 56875247, 70000304, 82727632, 113750494, 140000608, 165455264, 227500988, 455001976, 910003952, 1820007904]

約数ペア:

[(1, 1820007904), (2, 910003952), (4, 455001976), (8, 227500988), (11, 165455264), (13, 140000608), (16, 113750494), (22, 82727632), (26, 70000304), (32, 56875247), (44, 41363816), (52, 35000152), (88, 20681908), (104, 17500076), (143, 12727328), (176, 10340954), (208, 8750038), (286, 6363664), (352, 5170477), (416, 4375019), (572, 3181832), (1144, 1590916), (2288, 795458), (4576, 397729)]