20161900724

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1423}}^1\times {\mathrm{17449}}^1$

素因数の和:18912

約数の個数: 48

約数和(自身を含む): 41745984000

約数和(自身を除く): 21584083276

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 1423, 2846, 5692, 9961, 17449, 19922, 34898, 39844, 41267, 69796, 82534, 122143, 165068, 244286, 288869, 488572, 506021, 577738, 1012042, 1155476, 2024084, 3542147, 7084294, 14168588, 24829927, 49659854, 99319708, 173809489, 347618978, 695237956, 720067883, 1440135766, 2880271532, 5040475181, 10080950362, 20161900724]

約数ペア:

[(1, 20161900724), (2, 10080950362), (4, 5040475181), (7, 2880271532), (14, 1440135766), (28, 720067883), (29, 695237956), (58, 347618978), (116, 173809489), (203, 99319708), (406, 49659854), (812, 24829927), (1423, 14168588), (2846, 7084294), (5692, 3542147), (9961, 2024084), (17449, 1155476), (19922, 1012042), (34898, 577738), (39844, 506021), (41267, 488572), (69796, 288869), (82534, 244286), (122143, 165068)]