2018031880

素因数分解:

$2^3\times 5^1\times {\mathrm{50450797}}^1$

素因数の和:50450808

約数の個数: 16

約数和(自身を含む): 4540571820

約数和(自身を除く): 2522539940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50450797, 100901594, 201803188, 252253985, 403606376, 504507970, 1009015940, 2018031880]

約数ペア:

[(1, 2018031880), (2, 1009015940), (4, 504507970), (5, 403606376), (8, 252253985), (10, 201803188), (20, 100901594), (40, 50450797)]