1989396

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:840

約数の個数: 36

約数和(自身を含む): 5104372

約数和(自身を除く): 3114976

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 757, 876, 1314, 1514, 2271, 2628, 3028, 4542, 6813, 9084, 13626, 27252, 55261, 110522, 165783, 221044, 331566, 497349, 663132, 994698, 1989396]

約数ペア:

[(1, 1989396), (2, 994698), (3, 663132), (4, 497349), (6, 331566), (9, 221044), (12, 165783), (18, 110522), (36, 55261), (73, 27252), (146, 13626), (219, 9084), (292, 6813), (438, 4542), (657, 3028), (757, 2628), (876, 2271), (1314, 1514)]