20574814

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 13898786

約数列:

[1, 2, 13, 26, 47, 94, 113, 149, 226, 298, 611, 1222, 1469, 1937, 2938, 3874, 5311, 7003, 10622, 14006, 16837, 33674, 69043, 91039, 138086, 182078, 218881, 437762, 791339, 1582678, 10287407, 20574814]

約数ペア:

[(1, 20574814), (2, 10287407), (13, 1582678), (26, 791339), (47, 437762), (94, 218881), (113, 182078), (149, 138086), (226, 91039), (298, 69043), (611, 33674), (1222, 16837), (1469, 14006), (1937, 10622), (2938, 7003), (3874, 5311)]