20162948421

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1\times {\mathrm{2731}}^1$

素因数の和:3814

約数の個数: 64

約数和(自身を含む): 34645082112

約数和(自身を除く): 14482133691

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 1031, 2387, 2731, 3093, 7161, 7217, 8193, 11341, 19117, 21651, 30041, 31961, 34023, 57351, 79387, 84661, 90123, 95883, 210287, 223727, 238161, 253983, 351571, 592627, 630861, 671181, 931271, 1054713, 1777881, 2460997, 2793813, 2815661, 6518897, 7382991, 8446983, 19556691, 19709627, 30972271, 59128881, 87285491, 92916813, 216805897, 261856473, 610998437, 650417691, 960140401, 1832995311, 2880421203, 6720982807, 20162948421]

約数ペア:

[(1, 20162948421), (3, 6720982807), (7, 2880421203), (11, 1832995311), (21, 960140401), (31, 650417691), (33, 610998437), (77, 261856473), (93, 216805897), (217, 92916813), (231, 87285491), (341, 59128881), (651, 30972271), (1023, 19709627), (1031, 19556691), (2387, 8446983), (2731, 7382991), (3093, 6518897), (7161, 2815661), (7217, 2793813), (8193, 2460997), (11341, 1777881), (19117, 1054713), (21651, 931271), (30041, 671181), (31961, 630861), (34023, 592627), (57351, 351571), (79387, 253983), (84661, 238161), (90123, 223727), (95883, 210287)]