201023990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1058021}}^1$

素因数の和:1058047

約数の個数: 16

約数和(自身を含む): 380887920

約数和(自身を除く): 179863930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1058021, 2116042, 5290105, 10580210, 20102399, 40204798, 100511995, 201023990]

約数ペア:

[(1, 201023990), (2, 100511995), (5, 40204798), (10, 20102399), (19, 10580210), (38, 5290105), (95, 2116042), (190, 1058021)]