20320524

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26879}}^1$

素因数の和:26899

約数の個数: 48

約数和(自身を含む): 60211200

約数和(自身を除く): 39890676

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26879, 53758, 80637, 107516, 161274, 188153, 241911, 322548, 376306, 483822, 564459, 725733, 752612, 967644, 1128918, 1451466, 1693377, 2257836, 2902932, 3386754, 5080131, 6773508, 10160262, 20320524]

約数ペア:

[(1, 20320524), (2, 10160262), (3, 6773508), (4, 5080131), (6, 3386754), (7, 2902932), (9, 2257836), (12, 1693377), (14, 1451466), (18, 1128918), (21, 967644), (27, 752612), (28, 725733), (36, 564459), (42, 483822), (54, 376306), (63, 322548), (84, 241911), (108, 188153), (126, 161274), (189, 107516), (252, 80637), (378, 53758), (756, 26879)]