20121820744

素因数分解:

$2^3\times {\mathrm{797}}^1\times {\mathrm{1321}}^1\times {\mathrm{2389}}^1$

素因数の和:4513

約数の個数: 32

約数和(自身を含む): 37820172600

約数和(自身を除く): 17698351856

約数列:

[1, 2, 4, 8, 797, 1321, 1594, 2389, 2642, 3188, 4778, 5284, 6376, 9556, 10568, 19112, 1052837, 1904033, 2105674, 3155869, 3808066, 4211348, 6311738, 7616132, 8422696, 12623476, 15232264, 25246952, 2515227593, 5030455186, 10060910372, 20121820744]

約数ペア:

[(1, 20121820744), (2, 10060910372), (4, 5030455186), (8, 2515227593), (797, 25246952), (1321, 15232264), (1594, 12623476), (2389, 8422696), (2642, 7616132), (3188, 6311738), (4778, 4211348), (5284, 3808066), (6376, 3155869), (9556, 2105674), (10568, 1904033), (19112, 1052837)]