20132885552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{150533}}^1$

素因数の和:151197

約数の個数: 40

約数和(自身を含む): 42073650864

約数和(自身を除く): 21940765312

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 643, 1286, 2572, 5144, 8359, 10288, 16718, 33436, 66872, 133744, 150533, 301066, 602132, 1204264, 1956929, 2408528, 3913858, 7827716, 15655432, 31310864, 96792719, 193585438, 387170876, 774341752, 1258305347, 1548683504, 2516610694, 5033221388, 10066442776, 20132885552]

約数ペア:

[(1, 20132885552), (2, 10066442776), (4, 5033221388), (8, 2516610694), (13, 1548683504), (16, 1258305347), (26, 774341752), (52, 387170876), (104, 193585438), (208, 96792719), (643, 31310864), (1286, 15655432), (2572, 7827716), (5144, 3913858), (8359, 2408528), (10288, 1956929), (16718, 1204264), (33436, 602132), (66872, 301066), (133744, 150533)]