20652941008

素因数分解:

$2^4\times 7^4\times {\mathrm{197}}^1\times {\mathrm{2729}}^1$

素因数の和:2962

約数の個数: 100

約数和(自身を含む): 46935628740

約数和(自身を除く): 26282687732

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 197, 343, 392, 394, 686, 784, 788, 1372, 1379, 1576, 2401, 2729, 2744, 2758, 3152, 4802, 5458, 5488, 5516, 9604, 9653, 10916, 11032, 19103, 19208, 19306, 21832, 22064, 38206, 38416, 38612, 43664, 67571, 76412, 77224, 133721, 135142, 152824, 154448, 267442, 270284, 305648, 472997, 534884, 537613, 540568, 936047, 945994, 1069768, 1075226, 1081136, 1872094, 1891988, 2139536, 2150452, 3744188, 3763291, 3783976, 4300904, 6552329, 7488376, 7526582, 7567952, 8601808, 13104658, 14976752, 15053164, 26209316, 26343037, 30106328, 52418632, 52686074, 60212656, 104837264, 105372148, 184401259, 210744296, 368802518, 421488592, 737605036, 1290808813, 1475210072, 2581617626, 2950420144, 5163235252, 10326470504, 20652941008]

約数ペア:

[(1, 20652941008), (2, 10326470504), (4, 5163235252), (7, 2950420144), (8, 2581617626), (14, 1475210072), (16, 1290808813), (28, 737605036), (49, 421488592), (56, 368802518), (98, 210744296), (112, 184401259), (196, 105372148), (197, 104837264), (343, 60212656), (392, 52686074), (394, 52418632), (686, 30106328), (784, 26343037), (788, 26209316), (1372, 15053164), (1379, 14976752), (1576, 13104658), (2401, 8601808), (2729, 7567952), (2744, 7526582), (2758, 7488376), (3152, 6552329), (4802, 4300904), (5458, 3783976), (5488, 3763291), (5516, 3744188), (9604, 2150452), (9653, 2139536), (10916, 1891988), (11032, 1872094), (19103, 1081136), (19208, 1075226), (19306, 1069768), (21832, 945994), (22064, 936047), (38206, 540568), (38416, 537613), (38612, 534884), (43664, 472997), (67571, 305648), (76412, 270284), (77224, 267442), (133721, 154448), (135142, 152824)]