20512576084

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{76463}}^1$

素因数の和:76565

約数の個数: 96

約数和(自身を含む): 48917385216

約数和(自身を除く): 28404809132

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 67, 77, 91, 134, 143, 154, 182, 268, 286, 308, 364, 469, 572, 737, 871, 938, 1001, 1474, 1742, 1876, 2002, 2948, 3484, 4004, 5159, 6097, 9581, 10318, 12194, 19162, 20636, 24388, 38324, 67067, 76463, 134134, 152926, 268268, 305852, 535241, 841093, 994019, 1070482, 1682186, 1988038, 2140964, 3364372, 3976076, 5123021, 5887651, 6958133, 10246042, 10934209, 11775302, 13916266, 20492084, 21868418, 23550604, 27832532, 35861147, 43736836, 56353231, 66599273, 71722294, 76539463, 112706462, 133198546, 143444588, 153078926, 225412924, 266397092, 306157852, 394472617, 466194911, 732592003, 788945234, 932389822, 1465184006, 1577890468, 1864779644, 2930368012, 5128144021, 10256288042, 20512576084]

約数ペア:

[(1, 20512576084), (2, 10256288042), (4, 5128144021), (7, 2930368012), (11, 1864779644), (13, 1577890468), (14, 1465184006), (22, 932389822), (26, 788945234), (28, 732592003), (44, 466194911), (52, 394472617), (67, 306157852), (77, 266397092), (91, 225412924), (134, 153078926), (143, 143444588), (154, 133198546), (182, 112706462), (268, 76539463), (286, 71722294), (308, 66599273), (364, 56353231), (469, 43736836), (572, 35861147), (737, 27832532), (871, 23550604), (938, 21868418), (1001, 20492084), (1474, 13916266), (1742, 11775302), (1876, 10934209), (2002, 10246042), (2948, 6958133), (3484, 5887651), (4004, 5123021), (5159, 3976076), (6097, 3364372), (9581, 2140964), (10318, 1988038), (12194, 1682186), (19162, 1070482), (20636, 994019), (24388, 841093), (38324, 535241), (67067, 305852), (76463, 268268), (134134, 152926)]