200919994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1522

約数の個数: 32

約数和(自身を含む): 338747904

約数和(自身を除く): 137827910

約数列:

[1, 2, 11, 22, 43, 86, 163, 326, 473, 946, 1303, 1793, 2606, 3586, 7009, 14018, 14333, 28666, 56029, 77099, 112058, 154198, 212389, 424778, 616319, 1232638, 2336279, 4672558, 9132727, 18265454, 100459997, 200919994]

約数ペア:

[(1, 200919994), (2, 100459997), (11, 18265454), (22, 9132727), (43, 4672558), (86, 2336279), (163, 1232638), (326, 616319), (473, 424778), (946, 212389), (1303, 154198), (1793, 112058), (2606, 77099), (3586, 56029), (7009, 28666), (14018, 14333)]