20740872018

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{726679}}^1$

素因数の和:726822

約数の個数: 32

約数和(自身を含む): 42693903360

約数和(自身を除く): 21953031342

約数列:

[1, 2, 3, 6, 67, 71, 134, 142, 201, 213, 402, 426, 4757, 9514, 14271, 28542, 726679, 1453358, 2180037, 4360074, 48687493, 51594209, 97374986, 103188418, 146062479, 154782627, 292124958, 309565254, 3456812003, 6913624006, 10370436009, 20740872018]

約数ペア:

[(1, 20740872018), (2, 10370436009), (3, 6913624006), (6, 3456812003), (67, 309565254), (71, 292124958), (134, 154782627), (142, 146062479), (201, 103188418), (213, 97374986), (402, 51594209), (426, 48687493), (4757, 4360074), (9514, 2180037), (14271, 1453358), (28542, 726679)]