389405722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{45953}}^1$

素因数の和:46197

約数の個数: 16

約数和(自身を含む): 617621760

約数和(自身を除く): 228216038

約数列:

[1, 2, 19, 38, 223, 446, 4237, 8474, 45953, 91906, 873107, 1746214, 10247519, 20495038, 194702861, 389405722]

約数ペア:

[(1, 389405722), (2, 194702861), (19, 20495038), (38, 10247519), (223, 1746214), (446, 873107), (4237, 91906), (8474, 45953)]