20123795286

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{159712661}}^1$

素因数の和:159712676

約数の個数: 24

約数和(自身を含む): 49830350544

約数和(自身を除く): 29706555258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 159712661, 319425322, 479137983, 958275966, 1117988627, 1437413949, 2235977254, 2874827898, 3353965881, 6707931762, 10061897643, 20123795286]

約数ペア:

[(1, 20123795286), (2, 10061897643), (3, 6707931762), (6, 3353965881), (7, 2874827898), (9, 2235977254), (14, 1437413949), (18, 1117988627), (21, 958275966), (42, 479137983), (63, 319425322), (126, 159712661)]