18514678

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4423}}^1$

素因数の和:4468

約数の個数: 32

約数和(自身を含む): 35675136

約数和(自身を除く): 17160458

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 4423, 8846, 30961, 57499, 61922, 101729, 114998, 203458, 402493, 712103, 804986, 1322477, 1424206, 2644954, 9257339, 18514678]

約数ペア:

[(1, 18514678), (2, 9257339), (7, 2644954), (13, 1424206), (14, 1322477), (23, 804986), (26, 712103), (46, 402493), (91, 203458), (161, 114998), (182, 101729), (299, 61922), (322, 57499), (598, 30961), (2093, 8846), (4186, 4423)]