1919005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 32

約数和(自身を含む): 2757888

約数和(自身を除く): 838883

約数列:

[1, 5, 11, 23, 37, 41, 55, 115, 185, 205, 253, 407, 451, 851, 943, 1265, 1517, 2035, 2255, 4255, 4715, 7585, 9361, 10373, 16687, 34891, 46805, 51865, 83435, 174455, 383801, 1919005]

約数ペア:

[(1, 1919005), (5, 383801), (11, 174455), (23, 83435), (37, 51865), (41, 46805), (55, 34891), (115, 16687), (185, 10373), (205, 9361), (253, 7585), (407, 4715), (451, 4255), (851, 2255), (943, 2035), (1265, 1517)]