20684984544

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10260409}}^1$

素因数の和:10260432

約数の個数: 72

約数和(自身を含む): 67226206320

約数和(自身を除く): 46541221776

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10260409, 20520818, 30781227, 41041636, 61562454, 71822863, 82083272, 92343681, 123124908, 143645726, 164166544, 184687362, 215468589, 246249816, 287291452, 328333088, 369374724, 430937178, 492499632, 574582904, 646405767, 738749448, 861874356, 984999264, 1149165808, 1292811534, 1477498896, 1723748712, 2298331616, 2585623068, 2954997792, 3447497424, 5171246136, 6894994848, 10342492272, 20684984544]

約数ペア:

[(1, 20684984544), (2, 10342492272), (3, 6894994848), (4, 5171246136), (6, 3447497424), (7, 2954997792), (8, 2585623068), (9, 2298331616), (12, 1723748712), (14, 1477498896), (16, 1292811534), (18, 1149165808), (21, 984999264), (24, 861874356), (28, 738749448), (32, 646405767), (36, 574582904), (42, 492499632), (48, 430937178), (56, 369374724), (63, 328333088), (72, 287291452), (84, 246249816), (96, 215468589), (112, 184687362), (126, 164166544), (144, 143645726), (168, 123124908), (224, 92343681), (252, 82083272), (288, 71822863), (336, 61562454), (504, 41041636), (672, 30781227), (1008, 20520818), (2016, 10260409)]