20176722

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 49075200

約数和(自身を除く): 28898478

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 51, 54, 62, 93, 102, 153, 186, 279, 306, 459, 527, 558, 709, 837, 918, 1054, 1418, 1581, 1674, 2127, 3162, 4254, 4743, 6381, 9486, 12053, 12762, 14229, 19143, 21979, 24106, 28458, 36159, 38286, 43958, 65937, 72318, 108477, 131874, 197811, 216954, 325431, 373643, 395622, 593433, 650862, 747286, 1120929, 1186866, 2241858, 3362787, 6725574, 10088361, 20176722]

約数ペア:

[(1, 20176722), (2, 10088361), (3, 6725574), (6, 3362787), (9, 2241858), (17, 1186866), (18, 1120929), (27, 747286), (31, 650862), (34, 593433), (51, 395622), (54, 373643), (62, 325431), (93, 216954), (102, 197811), (153, 131874), (186, 108477), (279, 72318), (306, 65937), (459, 43958), (527, 38286), (558, 36159), (709, 28458), (837, 24106), (918, 21979), (1054, 19143), (1418, 14229), (1581, 12762), (1674, 12053), (2127, 9486), (3162, 6381), (4254, 4743)]