19016820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{105649}}^1$

素因数の和:105664

約数の個数: 36

約数和(自身を含む): 57684900

約数和(自身を除く): 38668080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 105649, 211298, 316947, 422596, 528245, 633894, 950841, 1056490, 1267788, 1584735, 1901682, 2112980, 3169470, 3803364, 4754205, 6338940, 9508410, 19016820]

約数ペア:

[(1, 19016820), (2, 9508410), (3, 6338940), (4, 4754205), (5, 3803364), (6, 3169470), (9, 2112980), (10, 1901682), (12, 1584735), (15, 1267788), (18, 1056490), (20, 950841), (30, 633894), (36, 528245), (45, 422596), (60, 316947), (90, 211298), (180, 105649)]