20243094

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 44997120

約数和(自身を除く): 24754026

約数列:

[1, 2, 3, 6, 19, 38, 41, 57, 61, 71, 82, 114, 122, 123, 142, 183, 213, 246, 366, 426, 779, 1159, 1349, 1558, 2318, 2337, 2501, 2698, 2911, 3477, 4047, 4331, 4674, 5002, 5822, 6954, 7503, 8094, 8662, 8733, 12993, 15006, 17466, 25986, 47519, 55309, 82289, 95038, 110618, 142557, 164578, 165927, 177571, 246867, 285114, 331854, 355142, 493734, 532713, 1065426, 3373849, 6747698, 10121547, 20243094]

約数ペア:

[(1, 20243094), (2, 10121547), (3, 6747698), (6, 3373849), (19, 1065426), (38, 532713), (41, 493734), (57, 355142), (61, 331854), (71, 285114), (82, 246867), (114, 177571), (122, 165927), (123, 164578), (142, 142557), (183, 110618), (213, 95038), (246, 82289), (366, 55309), (426, 47519), (779, 25986), (1159, 17466), (1349, 15006), (1558, 12993), (2318, 8733), (2337, 8662), (2501, 8094), (2698, 7503), (2911, 6954), (3477, 5822), (4047, 5002), (4331, 4674)]