20408714812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7320199}}^1$

素因数の和:7320261

約数の個数: 24

約数和(自身を含む): 38738498400

約数和(自身を除く): 18329783588

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7320199, 14640398, 29280796, 124443383, 248886766, 300128159, 497773532, 600256318, 1200512636, 5102178703, 10204357406, 20408714812]

約数ペア:

[(1, 20408714812), (2, 10204357406), (4, 5102178703), (17, 1200512636), (34, 600256318), (41, 497773532), (68, 300128159), (82, 248886766), (164, 124443383), (697, 29280796), (1394, 14640398), (2788, 7320199)]