20172116578

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 32338206720

約数和(自身を除く): 12166090142

約数列:

[1, 2, 31, 62, 71, 107, 113, 142, 214, 226, 379, 758, 2201, 3317, 3503, 4402, 6634, 7006, 7597, 8023, 11749, 12091, 15194, 16046, 23498, 24182, 26909, 40553, 42827, 53818, 81106, 85654, 235507, 248713, 374821, 471014, 497426, 749642, 834179, 858461, 1257143, 1327637, 1668358, 1716922, 2514286, 2655274, 2879263, 3040717, 4582489, 5758526, 6081434, 9164978, 26612291, 53224582, 89257153, 94262227, 142057159, 178514306, 188524454, 284114318, 325356719, 650713438, 10086058289, 20172116578]

約数ペア:

[(1, 20172116578), (2, 10086058289), (31, 650713438), (62, 325356719), (71, 284114318), (107, 188524454), (113, 178514306), (142, 142057159), (214, 94262227), (226, 89257153), (379, 53224582), (758, 26612291), (2201, 9164978), (3317, 6081434), (3503, 5758526), (4402, 4582489), (6634, 3040717), (7006, 2879263), (7597, 2655274), (8023, 2514286), (11749, 1716922), (12091, 1668358), (15194, 1327637), (16046, 1257143), (23498, 858461), (24182, 834179), (26909, 749642), (40553, 497426), (42827, 471014), (53818, 374821), (81106, 248713), (85654, 235507)]