39503888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:879

約数の個数: 40

約数和(自身を含む): 81096000

約数和(自身を除く): 41592112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 304, 398, 653, 796, 1306, 1592, 2612, 3184, 3781, 5224, 7562, 10448, 12407, 15124, 24814, 30248, 49628, 60496, 99256, 129947, 198512, 259894, 519788, 1039576, 2079152, 2468993, 4937986, 9875972, 19751944, 39503888]

約数ペア:

[(1, 39503888), (2, 19751944), (4, 9875972), (8, 4937986), (16, 2468993), (19, 2079152), (38, 1039576), (76, 519788), (152, 259894), (199, 198512), (304, 129947), (398, 99256), (653, 60496), (796, 49628), (1306, 30248), (1592, 24814), (2612, 15124), (3184, 12407), (3781, 10448), (5224, 7562)]