17804530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 33696000

約数和(自身を除く): 15891470

約数列:

[1, 2, 5, 10, 23, 46, 115, 199, 230, 389, 398, 778, 995, 1945, 1990, 3890, 4577, 8947, 9154, 17894, 22885, 44735, 45770, 77411, 89470, 154822, 387055, 774110, 1780453, 3560906, 8902265, 17804530]

約数ペア:

[(1, 17804530), (2, 8902265), (5, 3560906), (10, 1780453), (23, 774110), (46, 387055), (115, 154822), (199, 89470), (230, 77411), (389, 45770), (398, 44735), (778, 22885), (995, 17894), (1945, 9154), (1990, 8947), (3890, 4577)]