20335037296

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{54409}}^1$

素因数の和:54542

約数の個数: 80

約数和(自身を含む): 46634158080

約数和(自身を除く): 26299120784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 71, 94, 112, 142, 188, 284, 329, 376, 497, 568, 658, 752, 994, 1136, 1316, 1988, 2632, 3337, 3976, 5264, 6674, 7952, 13348, 23359, 26696, 46718, 53392, 54409, 93436, 108818, 186872, 217636, 373744, 380863, 435272, 761726, 870544, 1523452, 2557223, 3046904, 3863039, 5114446, 6093808, 7726078, 10228892, 15452156, 17900561, 20457784, 27041273, 30904312, 35801122, 40915568, 54082546, 61808624, 71602244, 108165092, 143204488, 181562833, 216330184, 286408976, 363125666, 432660368, 726251332, 1270939831, 1452502664, 2541879662, 2905005328, 5083759324, 10167518648, 20335037296]

約数ペア:

[(1, 20335037296), (2, 10167518648), (4, 5083759324), (7, 2905005328), (8, 2541879662), (14, 1452502664), (16, 1270939831), (28, 726251332), (47, 432660368), (56, 363125666), (71, 286408976), (94, 216330184), (112, 181562833), (142, 143204488), (188, 108165092), (284, 71602244), (329, 61808624), (376, 54082546), (497, 40915568), (568, 35801122), (658, 30904312), (752, 27041273), (994, 20457784), (1136, 17900561), (1316, 15452156), (1988, 10228892), (2632, 7726078), (3337, 6093808), (3976, 5114446), (5264, 3863039), (6674, 3046904), (7952, 2557223), (13348, 1523452), (23359, 870544), (26696, 761726), (46718, 435272), (53392, 380863), (54409, 373744), (93436, 217636), (108818, 186872)]