18522686

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 36556800

約数和(自身を除く): 18034114

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 67, 91, 98, 134, 182, 217, 343, 403, 434, 469, 637, 686, 806, 871, 938, 1274, 1519, 1742, 2077, 2821, 3038, 3283, 4154, 4459, 5642, 6097, 6566, 8918, 10633, 12194, 14539, 19747, 21266, 22981, 27001, 29078, 39494, 42679, 45962, 54002, 85358, 101773, 138229, 189007, 203546, 276458, 298753, 378014, 597506, 712411, 1323049, 1424822, 2646098, 9261343, 18522686]

約数ペア:

[(1, 18522686), (2, 9261343), (7, 2646098), (13, 1424822), (14, 1323049), (26, 712411), (31, 597506), (49, 378014), (62, 298753), (67, 276458), (91, 203546), (98, 189007), (134, 138229), (182, 101773), (217, 85358), (343, 54002), (403, 45962), (434, 42679), (469, 39494), (637, 29078), (686, 27001), (806, 22981), (871, 21266), (938, 19747), (1274, 14539), (1519, 12194), (1742, 10633), (2077, 8918), (2821, 6566), (3038, 6097), (3283, 5642), (4154, 4459)]