20790066

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 48729600

約数和(自身を除く): 27939534

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 59, 66, 114, 118, 177, 209, 281, 354, 418, 562, 627, 649, 843, 1121, 1254, 1298, 1686, 1947, 2242, 3091, 3363, 3894, 5339, 6182, 6726, 9273, 10678, 12331, 16017, 16579, 18546, 24662, 32034, 33158, 36993, 49737, 58729, 73986, 99474, 117458, 176187, 182369, 315001, 352374, 364738, 547107, 630002, 945003, 1094214, 1890006, 3465011, 6930022, 10395033, 20790066]

約数ペア:

[(1, 20790066), (2, 10395033), (3, 6930022), (6, 3465011), (11, 1890006), (19, 1094214), (22, 945003), (33, 630002), (38, 547107), (57, 364738), (59, 352374), (66, 315001), (114, 182369), (118, 176187), (177, 117458), (209, 99474), (281, 73986), (354, 58729), (418, 49737), (562, 36993), (627, 33158), (649, 32034), (843, 24662), (1121, 18546), (1254, 16579), (1298, 16017), (1686, 12331), (1947, 10678), (2242, 9273), (3091, 6726), (3363, 6182), (3894, 5339)]