201388904

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{509}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 402221700

約数和(自身を除く): 200832796

約数列:

[1, 2, 4, 8, 19, 38, 76, 137, 152, 274, 361, 509, 548, 722, 1018, 1096, 1444, 2036, 2603, 2888, 4072, 5206, 9671, 10412, 19342, 20824, 38684, 49457, 69733, 77368, 98914, 139466, 183749, 197828, 278932, 367498, 395656, 557864, 734996, 1324927, 1469992, 2649854, 5299708, 10599416, 25173613, 50347226, 100694452, 201388904]

約数ペア:

[(1, 201388904), (2, 100694452), (4, 50347226), (8, 25173613), (19, 10599416), (38, 5299708), (76, 2649854), (137, 1469992), (152, 1324927), (274, 734996), (361, 557864), (509, 395656), (548, 367498), (722, 278932), (1018, 197828), (1096, 183749), (1444, 139466), (2036, 98914), (2603, 77368), (2888, 69733), (4072, 49457), (5206, 38684), (9671, 20824), (10412, 19342)]