20199270519

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{8297}}^1$

素因数の和:8964

約数の個数: 48

約数和(自身を含む): 32103302400

約数和(自身を除く): 11904031881

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 619, 1311, 1857, 3933, 5571, 8297, 11761, 14237, 24891, 35283, 42711, 74673, 105849, 128133, 157643, 190831, 270503, 472929, 572493, 811509, 1418787, 1717479, 2434527, 3625789, 5135843, 10877367, 15407529, 32632101, 46222587, 97581017, 118124389, 292743051, 354373167, 878229153, 1063119501, 2244363391, 6733090173, 20199270519]

約数ペア:

[(1, 20199270519), (3, 6733090173), (9, 2244363391), (19, 1063119501), (23, 878229153), (57, 354373167), (69, 292743051), (171, 118124389), (207, 97581017), (437, 46222587), (619, 32632101), (1311, 15407529), (1857, 10877367), (3933, 5135843), (5571, 3625789), (8297, 2434527), (11761, 1717479), (14237, 1418787), (24891, 811509), (35283, 572493), (42711, 472929), (74673, 270503), (105849, 190831), (128133, 157643)]