18934948

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{439}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 34151040

約数和(自身を除く): 15216092

約数列:

[1, 2, 4, 41, 82, 164, 263, 439, 526, 878, 1052, 1756, 10783, 17999, 21566, 35998, 43132, 71996, 115457, 230914, 461828, 4733737, 9467474, 18934948]

約数ペア:

[(1, 18934948), (2, 9467474), (4, 4733737), (41, 461828), (82, 230914), (164, 115457), (263, 71996), (439, 43132), (526, 35998), (878, 21566), (1052, 17999), (1756, 10783)]