20897596

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1327}}^1$

素因数の和:1489

約数の個数: 24

約数和(自身を含む): 38076416

約数和(自身を除く): 17178820

約数列:

[1, 2, 4, 31, 62, 124, 127, 254, 508, 1327, 2654, 3937, 5308, 7874, 15748, 41137, 82274, 164548, 168529, 337058, 674116, 5224399, 10448798, 20897596]

約数ペア:

[(1, 20897596), (2, 10448798), (4, 5224399), (31, 674116), (62, 337058), (124, 168529), (127, 164548), (254, 82274), (508, 41137), (1327, 15748), (2654, 7874), (3937, 5308)]