20231388

素因数分解:

$2^2\times 3^2\times {\mathrm{561983}}^1$

素因数の和:561993

約数の個数: 18

約数和(自身を含む): 51140544

約数和(自身を除く): 30909156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561983, 1123966, 1685949, 2247932, 3371898, 5057847, 6743796, 10115694, 20231388]

約数ペア:

[(1, 20231388), (2, 10115694), (3, 6743796), (4, 5057847), (6, 3371898), (9, 2247932), (12, 1685949), (18, 1123966), (36, 561983)]