20123496

素因数分解:

$2^3\times 3^2\times {\mathrm{277}}^1\times {\mathrm{1009}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 54752100

約数和(自身を除く): 34628604

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277, 554, 831, 1009, 1108, 1662, 2018, 2216, 2493, 3027, 3324, 4036, 4986, 6054, 6648, 8072, 9081, 9972, 12108, 18162, 19944, 24216, 36324, 72648, 279493, 558986, 838479, 1117972, 1676958, 2235944, 2515437, 3353916, 5030874, 6707832, 10061748, 20123496]

約数ペア:

[(1, 20123496), (2, 10061748), (3, 6707832), (4, 5030874), (6, 3353916), (8, 2515437), (9, 2235944), (12, 1676958), (18, 1117972), (24, 838479), (36, 558986), (72, 279493), (277, 72648), (554, 36324), (831, 24216), (1009, 19944), (1108, 18162), (1662, 12108), (2018, 9972), (2216, 9081), (2493, 8072), (3027, 6648), (3324, 6054), (4036, 4986)]