1226128

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:594

約数の個数: 20

約数和(自身を含む): 2393820

約数和(自身を除く): 1167692

約数列:

[1, 2, 4, 8, 16, 197, 389, 394, 778, 788, 1556, 1576, 3112, 3152, 6224, 76633, 153266, 306532, 613064, 1226128]

約数ペア:

[(1, 1226128), (2, 613064), (4, 306532), (8, 153266), (16, 76633), (197, 6224), (389, 3152), (394, 3112), (778, 1576), (788, 1556)]