17923906

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1319

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 18847934

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 1279, 2002, 2558, 7007, 8953, 14014, 14069, 16627, 17906, 28138, 33254, 62671, 98483, 116389, 125342, 182897, 196966, 232778, 365794, 689381, 814723, 1280279, 1378762, 1629446, 2560558, 8961953, 17923906]

約数ペア:

[(1, 17923906), (2, 8961953), (7, 2560558), (11, 1629446), (13, 1378762), (14, 1280279), (22, 814723), (26, 689381), (49, 365794), (77, 232778), (91, 196966), (98, 182897), (143, 125342), (154, 116389), (182, 98483), (286, 62671), (539, 33254), (637, 28138), (1001, 17906), (1078, 16627), (1274, 14069), (1279, 14014), (2002, 8953), (2558, 7007)]