20787084

素因数分解:

$2^2\times 3^3\times {\mathrm{29}}^1\times {\mathrm{6637}}^1$

素因数の和:6679

約数の個数: 48

約数和(自身を含む): 55759200

約数和(自身を除く): 34972116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 87, 108, 116, 174, 261, 348, 522, 783, 1044, 1566, 3132, 6637, 13274, 19911, 26548, 39822, 59733, 79644, 119466, 179199, 192473, 238932, 358398, 384946, 577419, 716796, 769892, 1154838, 1732257, 2309676, 3464514, 5196771, 6929028, 10393542, 20787084]

約数ペア:

[(1, 20787084), (2, 10393542), (3, 6929028), (4, 5196771), (6, 3464514), (9, 2309676), (12, 1732257), (18, 1154838), (27, 769892), (29, 716796), (36, 577419), (54, 384946), (58, 358398), (87, 238932), (108, 192473), (116, 179199), (174, 119466), (261, 79644), (348, 59733), (522, 39822), (783, 26548), (1044, 19911), (1566, 13274), (3132, 6637)]