18808110433

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{593}}^1\times {\mathrm{881}}^1$

素因数の和:1657

約数の個数: 32

約数和(自身を含む): 22297524480

約数和(自身を除く): 3489414047

約数列:

[1, 7, 37, 139, 259, 593, 881, 973, 4151, 5143, 6167, 21941, 32597, 36001, 82427, 122459, 153587, 228179, 522433, 576989, 857213, 3049799, 3657031, 4530983, 19330021, 21348593, 31716881, 72618187, 135310147, 508327309, 2686872919, 18808110433]

約数ペア:

[(1, 18808110433), (7, 2686872919), (37, 508327309), (139, 135310147), (259, 72618187), (593, 31716881), (881, 21348593), (973, 19330021), (4151, 4530983), (5143, 3657031), (6167, 3049799), (21941, 857213), (32597, 576989), (36001, 522433), (82427, 228179), (122459, 153587)]