19879626

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{907}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 43017408

約数和(自身を除く): 23137782

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 281, 562, 843, 907, 1686, 1814, 2721, 3653, 5442, 7306, 10959, 11791, 21918, 23582, 35373, 70746, 254867, 509734, 764601, 1529202, 3313271, 6626542, 9939813, 19879626]

約数ペア:

[(1, 19879626), (2, 9939813), (3, 6626542), (6, 3313271), (13, 1529202), (26, 764601), (39, 509734), (78, 254867), (281, 70746), (562, 35373), (843, 23582), (907, 21918), (1686, 11791), (1814, 10959), (2721, 7306), (3653, 5442)]