20911801922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1\times {\mathrm{673}}^1$

素因数の和:1259

約数の個数: 64

約数和(自身を含む): 35848604160

約数和(自身を除く): 14936802238

約数列:

[1, 2, 11, 22, 29, 58, 113, 226, 319, 431, 638, 673, 862, 1243, 1346, 2486, 3277, 4741, 6554, 7403, 9482, 12499, 14806, 19517, 24998, 36047, 39034, 48703, 72094, 76049, 97406, 137489, 152098, 214687, 274978, 290063, 429374, 535733, 580126, 836539, 1071466, 1412387, 1673078, 2205421, 2824774, 3190693, 4410842, 6381386, 8411827, 15536257, 16823654, 24259631, 31072514, 32777119, 48519262, 65554238, 92530097, 185060194, 360548309, 721096618, 950536451, 1901072902, 10455900961, 20911801922]

約数ペア:

[(1, 20911801922), (2, 10455900961), (11, 1901072902), (22, 950536451), (29, 721096618), (58, 360548309), (113, 185060194), (226, 92530097), (319, 65554238), (431, 48519262), (638, 32777119), (673, 31072514), (862, 24259631), (1243, 16823654), (1346, 15536257), (2486, 8411827), (3277, 6381386), (4741, 4410842), (6554, 3190693), (7403, 2824774), (9482, 2205421), (12499, 1673078), (14806, 1412387), (19517, 1071466), (24998, 836539), (36047, 580126), (39034, 535733), (48703, 429374), (72094, 290063), (76049, 274978), (97406, 214687), (137489, 152098)]