20175844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5791}}^1$

素因数の和:5875

約数の個数: 24

約数和(自身を含む): 38597888

約数和(自身を除く): 18422044

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5791, 11582, 23164, 75283, 150566, 301132, 387997, 775994, 1551988, 5043961, 10087922, 20175844]

約数ペア:

[(1, 20175844), (2, 10087922), (4, 5043961), (13, 1551988), (26, 775994), (52, 387997), (67, 301132), (134, 150566), (268, 75283), (871, 23164), (1742, 11582), (3484, 5791)]