18711434

素因数分解:

$2^1\times 7^2\times {\mathrm{431}}^1\times {\mathrm{443}}^1$

素因数の和:890

約数の個数: 24

約数和(自身を含む): 32799168

約数和(自身を除く): 14087734

約数列:

[1, 2, 7, 14, 49, 98, 431, 443, 862, 886, 3017, 3101, 6034, 6202, 21119, 21707, 42238, 43414, 190933, 381866, 1336531, 2673062, 9355717, 18711434]

約数ペア:

[(1, 18711434), (2, 9355717), (7, 2673062), (14, 1336531), (49, 381866), (98, 190933), (431, 43414), (443, 42238), (862, 21707), (886, 21119), (3017, 6202), (3101, 6034)]