20954846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 37179648

約数和(自身を除く): 16224802

約数列:

[1, 2, 11, 17, 22, 34, 43, 86, 187, 374, 473, 731, 946, 1303, 1462, 2606, 8041, 14333, 16082, 22151, 28666, 44302, 56029, 112058, 243661, 487322, 616319, 952493, 1232638, 1904986, 10477423, 20954846]

約数ペア:

[(1, 20954846), (2, 10477423), (11, 1904986), (17, 1232638), (22, 952493), (34, 616319), (43, 487322), (86, 243661), (187, 112058), (374, 56029), (473, 44302), (731, 28666), (946, 22151), (1303, 16082), (1462, 14333), (2606, 8041)]