20179070992

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83077}}^1$

素因数の和:83168

約数の個数: 80

約数和(自身を含む): 44503223040

約数和(自身を除く): 24324152048

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 47, 68, 76, 94, 136, 152, 188, 272, 304, 323, 376, 646, 752, 799, 893, 1292, 1598, 1786, 2584, 3196, 3572, 5168, 6392, 7144, 12784, 14288, 15181, 30362, 60724, 83077, 121448, 166154, 242896, 332308, 664616, 1329232, 1412309, 1578463, 2824618, 3156926, 3904619, 5649236, 6313852, 7809238, 11298472, 12627704, 15618476, 22596944, 25255408, 26833871, 31236952, 53667742, 62473904, 66378523, 74187761, 107335484, 132757046, 148375522, 214670968, 265514092, 296751044, 429341936, 531028184, 593502088, 1062056368, 1187004176, 1261191937, 2522383874, 5044767748, 10089535496, 20179070992]

約数ペア:

[(1, 20179070992), (2, 10089535496), (4, 5044767748), (8, 2522383874), (16, 1261191937), (17, 1187004176), (19, 1062056368), (34, 593502088), (38, 531028184), (47, 429341936), (68, 296751044), (76, 265514092), (94, 214670968), (136, 148375522), (152, 132757046), (188, 107335484), (272, 74187761), (304, 66378523), (323, 62473904), (376, 53667742), (646, 31236952), (752, 26833871), (799, 25255408), (893, 22596944), (1292, 15618476), (1598, 12627704), (1786, 11298472), (2584, 7809238), (3196, 6313852), (3572, 5649236), (5168, 3904619), (6392, 3156926), (7144, 2824618), (12784, 1578463), (14288, 1412309), (15181, 1329232), (30362, 664616), (60724, 332308), (83077, 242896), (121448, 166154)]