19819142642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 36106076160

約数和(自身を除く): 16286933518

約数列:

[1, 2, 13, 23, 26, 31, 43, 46, 47, 62, 86, 94, 299, 403, 529, 559, 598, 611, 713, 806, 989, 1058, 1081, 1118, 1222, 1333, 1426, 1457, 1978, 2021, 2162, 2666, 2914, 4042, 6877, 9269, 12167, 12857, 13754, 14053, 16399, 17329, 18538, 18941, 22747, 24334, 24863, 25714, 26273, 28106, 30659, 32798, 33511, 34658, 37882, 45494, 46483, 49726, 52546, 61318, 62651, 67022, 92966, 125302, 158171, 213187, 295711, 316342, 323219, 377177, 398567, 426374, 435643, 523181, 571849, 591422, 604279, 646438, 705157, 754354, 770753, 797134, 814463, 871286, 1046362, 1069109, 1143698, 1208558, 1410314, 1440973, 1541506, 1628926, 2138218, 2881946, 4903301, 6801353, 7434037, 9167041, 9806602, 10019789, 13602706, 13898417, 14868074, 16218611, 17727319, 18334082, 18732649, 20039578, 24589507, 27796834, 32437222, 33142379, 35454638, 37465298, 49179014, 66284758, 210841943, 230455147, 319663591, 421683886, 430850927, 460910294, 639327182, 762274717, 861701854, 1524549434, 9909571321, 19819142642]

約数ペア:

[(1, 19819142642), (2, 9909571321), (13, 1524549434), (23, 861701854), (26, 762274717), (31, 639327182), (43, 460910294), (46, 430850927), (47, 421683886), (62, 319663591), (86, 230455147), (94, 210841943), (299, 66284758), (403, 49179014), (529, 37465298), (559, 35454638), (598, 33142379), (611, 32437222), (713, 27796834), (806, 24589507), (989, 20039578), (1058, 18732649), (1081, 18334082), (1118, 17727319), (1222, 16218611), (1333, 14868074), (1426, 13898417), (1457, 13602706), (1978, 10019789), (2021, 9806602), (2162, 9167041), (2666, 7434037), (2914, 6801353), (4042, 4903301), (6877, 2881946), (9269, 2138218), (12167, 1628926), (12857, 1541506), (13754, 1440973), (14053, 1410314), (16399, 1208558), (17329, 1143698), (18538, 1069109), (18941, 1046362), (22747, 871286), (24334, 814463), (24863, 797134), (25714, 770753), (26273, 754354), (28106, 705157), (30659, 646438), (32798, 604279), (33511, 591422), (34658, 571849), (37882, 523181), (45494, 435643), (46483, 426374), (49726, 398567), (52546, 377177), (61318, 323219), (62651, 316342), (67022, 295711), (92966, 213187), (125302, 158171)]