20730257429

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1\times {\mathrm{1033}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 24425296896

約数和(自身を除く): 3695039467

約数列:

[1, 7, 47, 181, 329, 337, 1033, 1267, 2359, 7231, 8507, 15839, 48551, 59549, 60997, 110873, 186973, 339857, 348121, 426979, 1308811, 2436847, 2866859, 8787731, 16361687, 20068013, 61514117, 63009901, 114531809, 441069307, 2961465347, 20730257429]

約数ペア:

[(1, 20730257429), (7, 2961465347), (47, 441069307), (181, 114531809), (329, 63009901), (337, 61514117), (1033, 20068013), (1267, 16361687), (2359, 8787731), (7231, 2866859), (8507, 2436847), (15839, 1308811), (48551, 426979), (59549, 348121), (60997, 339857), (110873, 186973)]