210295990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1106821}}^1$

素因数の和:1106847

約数の個数: 16

約数和(自身を含む): 398455920

約数和(自身を除く): 188159930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1106821, 2213642, 5534105, 11068210, 21029599, 42059198, 105147995, 210295990]

約数ペア:

[(1, 210295990), (2, 105147995), (5, 42059198), (10, 21029599), (19, 11068210), (38, 5534105), (95, 2213642), (190, 1106821)]