20186011016

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1\times {\mathrm{547}}^1$

素因数の和:1158

約数の個数: 64

約数和(自身を含む): 38735928000

約数和(自身を除く): 18549916984

約数列:

[1, 2, 4, 8, 83, 149, 166, 298, 332, 373, 547, 596, 664, 746, 1094, 1192, 1492, 2188, 2984, 4376, 12367, 24734, 30959, 45401, 49468, 55577, 61918, 81503, 90802, 98936, 111154, 123836, 163006, 181604, 204031, 222308, 247672, 326012, 363208, 408062, 444616, 652024, 816124, 1632248, 4612891, 6764749, 9225782, 13529498, 16934573, 18451564, 27058996, 30400619, 33869146, 36903128, 54117992, 60801238, 67738292, 121602476, 135476584, 243204952, 2523251377, 5046502754, 10093005508, 20186011016]

約数ペア:

[(1, 20186011016), (2, 10093005508), (4, 5046502754), (8, 2523251377), (83, 243204952), (149, 135476584), (166, 121602476), (298, 67738292), (332, 60801238), (373, 54117992), (547, 36903128), (596, 33869146), (664, 30400619), (746, 27058996), (1094, 18451564), (1192, 16934573), (1492, 13529498), (2188, 9225782), (2984, 6764749), (4376, 4612891), (12367, 1632248), (24734, 816124), (30959, 652024), (45401, 444616), (49468, 408062), (55577, 363208), (61918, 326012), (81503, 247672), (90802, 222308), (98936, 204031), (111154, 181604), (123836, 163006)]