19752039

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 31136000

約数和(自身を除く): 11383961

約数列:

[1, 3, 9, 19, 27, 57, 139, 171, 277, 417, 513, 831, 1251, 2493, 2641, 3753, 5263, 7479, 7923, 15789, 23769, 38503, 47367, 71307, 115509, 142101, 346527, 731557, 1039581, 2194671, 6584013, 19752039]

約数ペア:

[(1, 19752039), (3, 6584013), (9, 2194671), (19, 1039581), (27, 731557), (57, 346527), (139, 142101), (171, 115509), (277, 71307), (417, 47367), (513, 38503), (831, 23769), (1251, 15789), (2493, 7923), (2641, 7479), (3753, 5263)]