18794971

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1619}}^1$

素因数の和:1698

約数の個数: 16

約数和(自身を含む): 21772800

約数和(自身を除く): 2977829

約数列:

[1, 13, 19, 47, 247, 611, 893, 1619, 11609, 21047, 30761, 76093, 399893, 989209, 1445767, 18794971]

約数ペア:

[(1, 18794971), (13, 1445767), (19, 989209), (47, 399893), (247, 76093), (611, 30761), (893, 21047), (1619, 11609)]