19193990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101021}}^1$

素因数の和:101047

約数の個数: 16

約数和(自身を含む): 36367920

約数和(自身を除く): 17173930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 101021, 202042, 505105, 1010210, 1919399, 3838798, 9596995, 19193990]

約数ペア:

[(1, 19193990), (2, 9596995), (5, 3838798), (10, 1919399), (19, 1010210), (38, 505105), (95, 202042), (190, 101021)]