20137531428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{43691}}^1$

素因数の和:43798

約数の個数: 144

約数和(自身を含む): 61070929920

約数和(自身を除く): 40933398492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 59, 62, 63, 84, 93, 118, 124, 126, 177, 186, 217, 236, 252, 279, 354, 372, 413, 434, 531, 558, 651, 708, 826, 868, 1062, 1116, 1239, 1302, 1652, 1829, 1953, 2124, 2478, 2604, 3658, 3717, 3906, 4956, 5487, 7316, 7434, 7812, 10974, 12803, 14868, 16461, 21948, 25606, 32922, 38409, 43691, 51212, 65844, 76818, 87382, 115227, 131073, 153636, 174764, 230454, 262146, 305837, 393219, 460908, 524292, 611674, 786438, 917511, 1223348, 1354421, 1572876, 1835022, 2577769, 2708842, 2752533, 3670044, 4063263, 5155538, 5417684, 5505066, 7733307, 8126526, 9480947, 10311076, 11010132, 12189789, 15466614, 16253052, 18044383, 18961894, 23199921, 24379578, 28442841, 30933228, 36088766, 37923788, 46399842, 48759156, 54133149, 56885682, 72177532, 79910839, 85328523, 92799684, 108266298, 113771364, 159821678, 162399447, 170657046, 216532596, 239732517, 319643356, 324798894, 341314092, 479465034, 559375873, 649597788, 719197551, 958930068, 1118751746, 1438395102, 1678127619, 2237503492, 2876790204, 3356255238, 5034382857, 6712510476, 10068765714, 20137531428]

約数ペア:

[(1, 20137531428), (2, 10068765714), (3, 6712510476), (4, 5034382857), (6, 3356255238), (7, 2876790204), (9, 2237503492), (12, 1678127619), (14, 1438395102), (18, 1118751746), (21, 958930068), (28, 719197551), (31, 649597788), (36, 559375873), (42, 479465034), (59, 341314092), (62, 324798894), (63, 319643356), (84, 239732517), (93, 216532596), (118, 170657046), (124, 162399447), (126, 159821678), (177, 113771364), (186, 108266298), (217, 92799684), (236, 85328523), (252, 79910839), (279, 72177532), (354, 56885682), (372, 54133149), (413, 48759156), (434, 46399842), (531, 37923788), (558, 36088766), (651, 30933228), (708, 28442841), (826, 24379578), (868, 23199921), (1062, 18961894), (1116, 18044383), (1239, 16253052), (1302, 15466614), (1652, 12189789), (1829, 11010132), (1953, 10311076), (2124, 9480947), (2478, 8126526), (2604, 7733307), (3658, 5505066), (3717, 5417684), (3906, 5155538), (4956, 4063263), (5487, 3670044), (7316, 2752533), (7434, 2708842), (7812, 2577769), (10974, 1835022), (12803, 1572876), (14868, 1354421), (16461, 1223348), (21948, 917511), (25606, 786438), (32922, 611674), (38409, 524292), (43691, 460908), (51212, 393219), (65844, 305837), (76818, 262146), (87382, 230454), (115227, 174764), (131073, 153636)]