20744998515

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3629921}}^1$

素因数の和:3630059

約数の個数: 24

約数和(自身を含む): 36241141248

約数和(自身を除く): 15496142733

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5715, 3629921, 10889763, 18149605, 32669289, 54448815, 163346445, 460999967, 1382999901, 2304999835, 4148999703, 6914999505, 20744998515]

約数ペア:

[(1, 20744998515), (3, 6914999505), (5, 4148999703), (9, 2304999835), (15, 1382999901), (45, 460999967), (127, 163346445), (381, 54448815), (635, 32669289), (1143, 18149605), (1905, 10889763), (5715, 3629921)]