20608614

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1$

素因数の和:1002

約数の個数: 64

約数和(自身を含む): 50964480

約数和(自身を除く): 30355866

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 93, 117, 186, 234, 279, 351, 403, 558, 702, 806, 837, 947, 1209, 1674, 1894, 2418, 2841, 3627, 5682, 7254, 8523, 10881, 12311, 17046, 21762, 24622, 25569, 29357, 36933, 51138, 58714, 73866, 88071, 110799, 176142, 221598, 264213, 332397, 381641, 528426, 664794, 763282, 792639, 1144923, 1585278, 2289846, 3434769, 6869538, 10304307, 20608614]

約数ペア:

[(1, 20608614), (2, 10304307), (3, 6869538), (6, 3434769), (9, 2289846), (13, 1585278), (18, 1144923), (26, 792639), (27, 763282), (31, 664794), (39, 528426), (54, 381641), (62, 332397), (78, 264213), (93, 221598), (117, 176142), (186, 110799), (234, 88071), (279, 73866), (351, 58714), (403, 51138), (558, 36933), (702, 29357), (806, 25569), (837, 24622), (947, 21762), (1209, 17046), (1674, 12311), (1894, 10881), (2418, 8523), (2841, 7254), (3627, 5682)]