20526175054

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{39799}}^1$

素因数の和:40033

約数の個数: 64

約数和(自身を含む): 40851993600

約数和(自身を除く): 20325818546

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 197, 238, 374, 394, 1309, 1379, 2167, 2618, 2758, 3349, 4334, 6698, 15169, 23443, 30338, 36839, 39799, 46886, 73678, 79598, 257873, 278593, 437789, 515746, 557186, 676583, 875578, 1353166, 3064523, 4736081, 6129046, 7442413, 7840403, 9472162, 14884826, 15680806, 52096891, 54882821, 86244433, 104193782, 109765642, 133286851, 172488866, 266573702, 603711031, 933007957, 1207422062, 1466155361, 1866015914, 2932310722, 10263087527, 20526175054]

約数ペア:

[(1, 20526175054), (2, 10263087527), (7, 2932310722), (11, 1866015914), (14, 1466155361), (17, 1207422062), (22, 933007957), (34, 603711031), (77, 266573702), (119, 172488866), (154, 133286851), (187, 109765642), (197, 104193782), (238, 86244433), (374, 54882821), (394, 52096891), (1309, 15680806), (1379, 14884826), (2167, 9472162), (2618, 7840403), (2758, 7442413), (3349, 6129046), (4334, 4736081), (6698, 3064523), (15169, 1353166), (23443, 875578), (30338, 676583), (36839, 557186), (39799, 515746), (46886, 437789), (73678, 278593), (79598, 257873)]