18690228

素因数分解:

$2^2\times 3^2\times {\mathrm{173}}^1\times {\mathrm{3001}}^1$

素因数の和:3184

約数の個数: 36

約数和(自身を含む): 47533668

約数和(自身を除く): 28843440

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 173, 346, 519, 692, 1038, 1557, 2076, 3001, 3114, 6002, 6228, 9003, 12004, 18006, 27009, 36012, 54018, 108036, 519173, 1038346, 1557519, 2076692, 3115038, 4672557, 6230076, 9345114, 18690228]

約数ペア:

[(1, 18690228), (2, 9345114), (3, 6230076), (4, 4672557), (6, 3115038), (9, 2076692), (12, 1557519), (18, 1038346), (36, 519173), (173, 108036), (346, 54018), (519, 36012), (692, 27009), (1038, 18006), (1557, 12004), (2076, 9003), (3001, 6228), (3114, 6002)]