20163779316

素因数分解:

$2^2\times 3^2\times {\mathrm{1009}}^1\times {\mathrm{555109}}^1$

素因数の和:556128

約数の個数: 36

約数和(自身を含む): 51020160100

約数和(自身を除く): 30856380784

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1009, 2018, 3027, 4036, 6054, 9081, 12108, 18162, 36324, 555109, 1110218, 1665327, 2220436, 3330654, 4995981, 6661308, 9991962, 19983924, 560104981, 1120209962, 1680314943, 2240419924, 3360629886, 5040944829, 6721259772, 10081889658, 20163779316]

約数ペア:

[(1, 20163779316), (2, 10081889658), (3, 6721259772), (4, 5040944829), (6, 3360629886), (9, 2240419924), (12, 1680314943), (18, 1120209962), (36, 560104981), (1009, 19983924), (2018, 9991962), (3027, 6661308), (4036, 4995981), (6054, 3330654), (9081, 2220436), (12108, 1665327), (18162, 1110218), (36324, 555109)]