19705912

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{823}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 38414880

約数和(自身を除く): 18708968

約数列:

[1, 2, 4, 8, 41, 73, 82, 146, 164, 292, 328, 584, 823, 1646, 2993, 3292, 5986, 6584, 11972, 23944, 33743, 60079, 67486, 120158, 134972, 240316, 269944, 480632, 2463239, 4926478, 9852956, 19705912]

約数ペア:

[(1, 19705912), (2, 9852956), (4, 4926478), (8, 2463239), (41, 480632), (73, 269944), (82, 240316), (146, 134972), (164, 120158), (292, 67486), (328, 60079), (584, 33743), (823, 23944), (1646, 11972), (2993, 6584), (3292, 5986)]