201815967

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1\times {\mathrm{607}}^1$

素因数の和:955

約数の個数: 24

約数和(自身を含む): 285390336

約数和(自身を除く): 83574369

約数列:

[1, 3, 19, 57, 307, 361, 607, 921, 1083, 1821, 5833, 11533, 17499, 34599, 110827, 186349, 219127, 332481, 559047, 657381, 3540631, 10621893, 67271989, 201815967]

約数ペア:

[(1, 201815967), (3, 67271989), (19, 10621893), (57, 3540631), (307, 657381), (361, 559047), (607, 332481), (921, 219127), (1083, 186349), (1821, 110827), (5833, 34599), (11533, 17499)]