20513302376

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2275211}}^1$

素因数の和:2275254

約数の個数: 48

約数和(自身を含む): 46687350240

約数和(自身を除く): 26174047864

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 92, 98, 161, 184, 196, 322, 392, 644, 1127, 1288, 2254, 4508, 9016, 2275211, 4550422, 9100844, 15926477, 18201688, 31852954, 52329853, 63705908, 104659706, 111485339, 127411816, 209319412, 222970678, 366308971, 418638824, 445941356, 732617942, 891882712, 1465235884, 2564162797, 2930471768, 5128325594, 10256651188, 20513302376]

約数ペア:

[(1, 20513302376), (2, 10256651188), (4, 5128325594), (7, 2930471768), (8, 2564162797), (14, 1465235884), (23, 891882712), (28, 732617942), (46, 445941356), (49, 418638824), (56, 366308971), (92, 222970678), (98, 209319412), (161, 127411816), (184, 111485339), (196, 104659706), (322, 63705908), (392, 52329853), (644, 31852954), (1127, 18201688), (1288, 15926477), (2254, 9100844), (4508, 4550422), (9016, 2275211)]