19776138

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 40485696

約数和(自身を除く): 20709558

約数列:

[1, 2, 3, 6, 73, 146, 163, 219, 277, 326, 438, 489, 554, 831, 978, 1662, 11899, 20221, 23798, 35697, 40442, 45151, 60663, 71394, 90302, 121326, 135453, 270906, 3296023, 6592046, 9888069, 19776138]

約数ペア:

[(1, 19776138), (2, 9888069), (3, 6592046), (6, 3296023), (73, 270906), (146, 135453), (163, 121326), (219, 90302), (277, 71394), (326, 60663), (438, 45151), (489, 40442), (554, 35697), (831, 23798), (978, 20221), (1662, 11899)]