20161377688

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{461}}^1\times {\mathrm{74887}}^1$

素因数の和:75427

約数の個数: 32

約数和(自身を含む): 38404064160

約数和(自身を除く): 18242686472

約数列:

[1, 2, 4, 8, 73, 146, 292, 461, 584, 922, 1844, 3688, 33653, 67306, 74887, 134612, 149774, 269224, 299548, 599096, 5466751, 10933502, 21867004, 34522907, 43734008, 69045814, 138091628, 276183256, 2520172211, 5040344422, 10080688844, 20161377688]

約数ペア:

[(1, 20161377688), (2, 10080688844), (4, 5040344422), (8, 2520172211), (73, 276183256), (146, 138091628), (292, 69045814), (461, 43734008), (584, 34522907), (922, 21867004), (1844, 10933502), (3688, 5466751), (33653, 599096), (67306, 299548), (74887, 269224), (134612, 149774)]