20090917184

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{36643}}^1$

素因数の和:37327

約数の個数: 56

約数和(自身を含む): 43001001120

約数和(自身を除く): 22910083936

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 659, 832, 1318, 2636, 5272, 8567, 10544, 17134, 21088, 34268, 36643, 42176, 68536, 73286, 137072, 146572, 274144, 293144, 476359, 548288, 586288, 952718, 1172576, 1905436, 2345152, 3810872, 7621744, 15243488, 24147737, 30486976, 48295474, 96590948, 193181896, 313920581, 386363792, 627841162, 772727584, 1255682324, 1545455168, 2511364648, 5022729296, 10045458592, 20090917184]

約数ペア:

[(1, 20090917184), (2, 10045458592), (4, 5022729296), (8, 2511364648), (13, 1545455168), (16, 1255682324), (26, 772727584), (32, 627841162), (52, 386363792), (64, 313920581), (104, 193181896), (208, 96590948), (416, 48295474), (659, 30486976), (832, 24147737), (1318, 15243488), (2636, 7621744), (5272, 3810872), (8567, 2345152), (10544, 1905436), (17134, 1172576), (21088, 952718), (34268, 586288), (36643, 548288), (42176, 476359), (68536, 293144), (73286, 274144), (137072, 146572)]