209376018

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{947}}^1$

素因数の和:1199

約数の個数: 48

約数和(自身を含む): 463185216

約数和(自身を除く): 253809198

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 173, 213, 346, 426, 519, 639, 947, 1038, 1278, 1557, 1894, 2841, 3114, 5682, 8523, 12283, 17046, 24566, 36849, 67237, 73698, 110547, 134474, 163831, 201711, 221094, 327662, 403422, 491493, 605133, 982986, 1210266, 1474479, 2948958, 11632001, 23264002, 34896003, 69792006, 104688009, 209376018]

約数ペア:

[(1, 209376018), (2, 104688009), (3, 69792006), (6, 34896003), (9, 23264002), (18, 11632001), (71, 2948958), (142, 1474479), (173, 1210266), (213, 982986), (346, 605133), (426, 491493), (519, 403422), (639, 327662), (947, 221094), (1038, 201711), (1278, 163831), (1557, 134474), (1894, 110547), (2841, 73698), (3114, 67237), (5682, 36849), (8523, 24566), (12283, 17046)]