19899948

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{12659}}^1$

素因数の和:12797

約数の個数: 24

約数和(自身を含む): 46791360

約数和(自身を除く): 26891412

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 12659, 25318, 37977, 50636, 75954, 151908, 1658329, 3316658, 4974987, 6633316, 9949974, 19899948]

約数ペア:

[(1, 19899948), (2, 9949974), (3, 6633316), (4, 4974987), (6, 3316658), (12, 1658329), (131, 151908), (262, 75954), (393, 50636), (524, 37977), (786, 25318), (1572, 12659)]