20968176

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10159}}^1$

素因数の和:10213

約数の個数: 40

約数和(自身を含む): 55432960

約数和(自身を除く): 34464784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10159, 20318, 30477, 40636, 60954, 81272, 121908, 162544, 243816, 436837, 487632, 873674, 1310511, 1747348, 2621022, 3494696, 5242044, 6989392, 10484088, 20968176]

約数ペア:

[(1, 20968176), (2, 10484088), (3, 6989392), (4, 5242044), (6, 3494696), (8, 2621022), (12, 1747348), (16, 1310511), (24, 873674), (43, 487632), (48, 436837), (86, 243816), (129, 162544), (172, 121908), (258, 81272), (344, 60954), (516, 40636), (688, 30477), (1032, 20318), (2064, 10159)]