9875972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 18312000

約数和(自身を除く): 8436028

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 653, 796, 1306, 2612, 3781, 7562, 12407, 15124, 24814, 49628, 129947, 259894, 519788, 2468993, 4937986, 9875972]

約数ペア:

[(1, 9875972), (2, 4937986), (4, 2468993), (19, 519788), (38, 259894), (76, 129947), (199, 49628), (398, 24814), (653, 15124), (796, 12407), (1306, 7562), (2612, 3781)]