19648194490

素因数分解:

$2^1\times 5^1\times {\mathrm{8971}}^1\times {\mathrm{219019}}^1$

素因数の和:227997

約数の個数: 16

約数和(自身を含む): 35370853920

約数和(自身を除く): 15722659430

約数列:

[1, 2, 5, 10, 8971, 17942, 44855, 89710, 219019, 438038, 1095095, 2190190, 1964819449, 3929638898, 9824097245, 19648194490]

約数ペア:

[(1, 19648194490), (2, 9824097245), (5, 3929638898), (10, 1964819449), (8971, 2190190), (17942, 1095095), (44855, 438038), (89710, 219019)]