20157989984

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{2099}}^1\times {\mathrm{27283}}^1$

素因数の和:29403

約数の個数: 48

約数和(自身を含む): 43316078400

約数和(自身を除く): 23158088416

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 2099, 4198, 8396, 16792, 23089, 27283, 33584, 46178, 54566, 67168, 92356, 109132, 184712, 218264, 300113, 369424, 436528, 600226, 738848, 873056, 1200452, 2400904, 4801808, 9603616, 57267017, 114534034, 229068068, 458136136, 629937187, 916272272, 1259874374, 1832544544, 2519748748, 5039497496, 10078994992, 20157989984]

約数ペア:

[(1, 20157989984), (2, 10078994992), (4, 5039497496), (8, 2519748748), (11, 1832544544), (16, 1259874374), (22, 916272272), (32, 629937187), (44, 458136136), (88, 229068068), (176, 114534034), (352, 57267017), (2099, 9603616), (4198, 4801808), (8396, 2400904), (16792, 1200452), (23089, 873056), (27283, 738848), (33584, 600226), (46178, 436528), (54566, 369424), (67168, 300113), (92356, 218264), (109132, 184712)]