16966768

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 41552896

約数和(自身を除く): 24586128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 271, 301, 344, 364, 542, 559, 602, 688, 728, 1084, 1118, 1204, 1456, 1897, 2168, 2236, 2408, 3523, 3794, 3913, 4336, 4472, 4816, 7046, 7588, 7826, 8944, 11653, 14092, 15176, 15652, 23306, 24661, 28184, 30352, 31304, 46612, 49322, 56368, 62608, 81571, 93224, 98644, 151489, 163142, 186448, 197288, 302978, 326284, 394576, 605956, 652568, 1060423, 1211912, 1305136, 2120846, 2423824, 4241692, 8483384, 16966768]

約数ペア:

[(1, 16966768), (2, 8483384), (4, 4241692), (7, 2423824), (8, 2120846), (13, 1305136), (14, 1211912), (16, 1060423), (26, 652568), (28, 605956), (43, 394576), (52, 326284), (56, 302978), (86, 197288), (91, 186448), (104, 163142), (112, 151489), (172, 98644), (182, 93224), (208, 81571), (271, 62608), (301, 56368), (344, 49322), (364, 46612), (542, 31304), (559, 30352), (602, 28184), (688, 24661), (728, 23306), (1084, 15652), (1118, 15176), (1204, 14092), (1456, 11653), (1897, 8944), (2168, 7826), (2236, 7588), (2408, 7046), (3523, 4816), (3794, 4472), (3913, 4336)]