20203887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16547}}^1$

素因数の和:16598

約数の個数: 16

約数和(自身を含む): 30183552

約数和(自身を除く): 9979665

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 16547, 49641, 182017, 546051, 612239, 1836717, 6734629, 20203887]

約数ペア:

[(1, 20203887), (3, 6734629), (11, 1836717), (33, 612239), (37, 546051), (111, 182017), (407, 49641), (1221, 16547)]