20222559

素因数分解:

$3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1249}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 33540000

約数和(自身を除く): 13317441

約数列:

[1, 3, 7, 9, 21, 63, 257, 771, 1249, 1799, 2313, 3747, 5397, 8743, 11241, 16191, 26229, 78687, 320993, 962979, 2246951, 2888937, 6740853, 20222559]

約数ペア:

[(1, 20222559), (3, 6740853), (7, 2888937), (9, 2246951), (21, 962979), (63, 320993), (257, 78687), (771, 26229), (1249, 16191), (1799, 11241), (2313, 8743), (3747, 5397)]