20895122904

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1201}}^1\times {\mathrm{17681}}^1$

素因数の和:18932

約数の個数: 64

約数和(自身を含む): 53559485280

約数和(自身を除く): 32664362376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 492, 984, 1201, 2402, 3603, 4804, 7206, 9608, 14412, 17681, 28824, 35362, 49241, 53043, 70724, 98482, 106086, 141448, 147723, 196964, 212172, 295446, 393928, 424344, 590892, 724921, 1181784, 1449842, 2174763, 2899684, 4349526, 5799368, 8699052, 17398104, 21234881, 42469762, 63704643, 84939524, 127409286, 169879048, 254818572, 509637144, 870630121, 1741260242, 2611890363, 3482520484, 5223780726, 6965040968, 10447561452, 20895122904]

約数ペア:

[(1, 20895122904), (2, 10447561452), (3, 6965040968), (4, 5223780726), (6, 3482520484), (8, 2611890363), (12, 1741260242), (24, 870630121), (41, 509637144), (82, 254818572), (123, 169879048), (164, 127409286), (246, 84939524), (328, 63704643), (492, 42469762), (984, 21234881), (1201, 17398104), (2402, 8699052), (3603, 5799368), (4804, 4349526), (7206, 2899684), (9608, 2174763), (14412, 1449842), (17681, 1181784), (28824, 724921), (35362, 590892), (49241, 424344), (53043, 393928), (70724, 295446), (98482, 212172), (106086, 196964), (141448, 147723)]