19019950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{20021}}^1$

素因数の和:20052

約数の個数: 24

約数和(自身を含む): 37240920

約数和(自身を除く): 18220970

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 20021, 40042, 100105, 200210, 380399, 500525, 760798, 1001050, 1901995, 3803990, 9509975, 19019950]

約数ペア:

[(1, 19019950), (2, 9509975), (5, 3803990), (10, 1901995), (19, 1001050), (25, 760798), (38, 500525), (50, 380399), (95, 200210), (190, 100105), (475, 40042), (950, 20021)]