18996242

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 31726080

約数和(自身を除く): 12729838

約数列:

[1, 2, 17, 31, 34, 62, 67, 134, 269, 527, 538, 1054, 1139, 2077, 2278, 4154, 4573, 8339, 9146, 16678, 18023, 35309, 36046, 70618, 141763, 283526, 306391, 558713, 612782, 1117426, 9498121, 18996242]

約数ペア:

[(1, 18996242), (2, 9498121), (17, 1117426), (31, 612782), (34, 558713), (62, 306391), (67, 283526), (134, 141763), (269, 70618), (527, 36046), (538, 35309), (1054, 18023), (1139, 16678), (2077, 9146), (2278, 8339), (4154, 4573)]