20045555733

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{727}}^1\times {\mathrm{19597}}^1$

素因数の和:20401

約数の個数: 32

約数和(自身を含む): 31045740544

約数和(自身を除く): 11000184811

約数列:

[1, 3, 7, 21, 67, 201, 469, 727, 1407, 2181, 5089, 15267, 19597, 48709, 58791, 137179, 146127, 340963, 411537, 1022889, 1312999, 3938997, 9190993, 14247019, 27572979, 42741057, 99729133, 299187399, 954550273, 2863650819, 6681851911, 20045555733]

約数ペア:

[(1, 20045555733), (3, 6681851911), (7, 2863650819), (21, 954550273), (67, 299187399), (201, 99729133), (469, 42741057), (727, 27572979), (1407, 14247019), (2181, 9190993), (5089, 3938997), (15267, 1312999), (19597, 1022889), (48709, 411537), (58791, 340963), (137179, 146127)]