20121876

素因数分解:

$2^2\times 3^2\times {\mathrm{367}}^1\times {\mathrm{1523}}^1$

素因数の和:1900

約数の個数: 36

約数和(自身を含む): 51035712

約数和(自身を除く): 30913836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 367, 734, 1101, 1468, 1523, 2202, 3046, 3303, 4404, 4569, 6092, 6606, 9138, 13212, 13707, 18276, 27414, 54828, 558941, 1117882, 1676823, 2235764, 3353646, 5030469, 6707292, 10060938, 20121876]

約数ペア:

[(1, 20121876), (2, 10060938), (3, 6707292), (4, 5030469), (6, 3353646), (9, 2235764), (12, 1676823), (18, 1117882), (36, 558941), (367, 54828), (734, 27414), (1101, 18276), (1468, 13707), (1523, 13212), (2202, 9138), (3046, 6606), (3303, 6092), (4404, 4569)]