20547436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2971}}^1$

素因数の和:3014

約数の個数: 48

約数和(自身を含む): 46600960

約数和(自身を除く): 26053524

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2971, 3458, 5942, 6916, 11884, 20797, 38623, 41594, 56449, 77246, 83188, 112898, 154492, 225796, 270361, 395143, 540722, 733837, 790286, 1081444, 1467674, 1580572, 2935348, 5136859, 10273718, 20547436]

約数ペア:

[(1, 20547436), (2, 10273718), (4, 5136859), (7, 2935348), (13, 1580572), (14, 1467674), (19, 1081444), (26, 790286), (28, 733837), (38, 540722), (52, 395143), (76, 270361), (91, 225796), (133, 154492), (182, 112898), (247, 83188), (266, 77246), (364, 56449), (494, 41594), (532, 38623), (988, 20797), (1729, 11884), (2971, 6916), (3458, 5942)]