20154897100802

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1\times {\mathrm{503}}^1\times {\mathrm{2297}}^1$

素因数の和:3551

約数の個数: 64

約数和(自身を含む): 30820878950400

約数和(自身を除く): 10665981849598

約数列:

[1, 2, 131, 139, 262, 278, 479, 503, 958, 1006, 2297, 4594, 18209, 36418, 62749, 65893, 66581, 69917, 125498, 131786, 133162, 139834, 240937, 300907, 319283, 481874, 601814, 638566, 1100263, 1155391, 2200526, 2310782, 8722111, 9159127, 17444222, 18318254, 31562747, 33490243, 41826073, 63125494, 66980486, 83652146, 144134453, 151356221, 152936557, 160599349, 288268906, 302712442, 305873114, 321198698, 553432289, 1106864578, 4387221833, 8774443666, 20034688967, 21038514719, 40069377934, 42077029438, 72499629859, 76927088171, 144999259718, 153854176342, 10077448550401, 20154897100802]

約数ペア:

[(1, 20154897100802), (2, 10077448550401), (131, 153854176342), (139, 144999259718), (262, 76927088171), (278, 72499629859), (479, 42077029438), (503, 40069377934), (958, 21038514719), (1006, 20034688967), (2297, 8774443666), (4594, 4387221833), (18209, 1106864578), (36418, 553432289), (62749, 321198698), (65893, 305873114), (66581, 302712442), (69917, 288268906), (125498, 160599349), (131786, 152936557), (133162, 151356221), (139834, 144134453), (240937, 83652146), (300907, 66980486), (319283, 63125494), (481874, 41826073), (601814, 33490243), (638566, 31562747), (1100263, 18318254), (1155391, 17444222), (2200526, 9159127), (2310782, 8722111)]