1986418

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 3686400

約数和(自身を除く): 1699982

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 199, 217, 322, 398, 434, 713, 1393, 1426, 2786, 4577, 4991, 6169, 9154, 9982, 12338, 32039, 43183, 64078, 86366, 141887, 283774, 993209, 1986418]

約数ペア:

[(1, 1986418), (2, 993209), (7, 283774), (14, 141887), (23, 86366), (31, 64078), (46, 43183), (62, 32039), (161, 12338), (199, 9982), (217, 9154), (322, 6169), (398, 4991), (434, 4577), (713, 2786), (1393, 1426)]