20140155

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3761}}^1$

素因数の和:3796

約数の個数: 48

約数和(自身を含む): 42254784

約数和(自身を除く): 22114629

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 3761, 5355, 11283, 18805, 26327, 33849, 56415, 63937, 78981, 131635, 169245, 191811, 236943, 319685, 394905, 447559, 575433, 959055, 1184715, 1342677, 2237795, 2877165, 4028031, 6713385, 20140155]

約数ペア:

[(1, 20140155), (3, 6713385), (5, 4028031), (7, 2877165), (9, 2237795), (15, 1342677), (17, 1184715), (21, 959055), (35, 575433), (45, 447559), (51, 394905), (63, 319685), (85, 236943), (105, 191811), (119, 169245), (153, 131635), (255, 78981), (315, 63937), (357, 56415), (595, 33849), (765, 26327), (1071, 18805), (1785, 11283), (3761, 5355)]