18965403776

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{1583}}^1$

素因数の和:1802

約数の個数: 128

約数和(自身を含む): 42188636160

約数和(自身を除く): 23223232384

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 127, 128, 134, 176, 254, 268, 352, 508, 536, 704, 737, 1016, 1072, 1397, 1408, 1474, 1583, 2032, 2144, 2794, 2948, 3166, 4064, 4288, 5588, 5896, 6332, 8128, 8509, 8576, 11176, 11792, 12664, 16256, 17018, 17413, 22352, 23584, 25328, 34036, 34826, 44704, 47168, 50656, 68072, 69652, 89408, 93599, 94336, 101312, 106061, 136144, 139304, 178816, 187198, 201041, 202624, 212122, 272288, 278608, 374396, 402082, 424244, 544576, 557216, 748792, 804164, 848488, 1089152, 1114432, 1166671, 1497584, 1608328, 1696976, 2211451, 2228864, 2333342, 2995168, 3216656, 3393952, 4422902, 4666684, 5990336, 6433312, 6787904, 8845804, 9333368, 11980672, 12866624, 13469747, 13575808, 17691608, 18666736, 25733248, 26939494, 35383216, 37333472, 53878988, 70766432, 74666944, 107757976, 141532864, 148167217, 149333888, 215515952, 283065728, 296334434, 431031904, 592668868, 862063808, 1185337736, 1724127616, 2370675472, 4741350944, 9482701888, 18965403776]

約数ペア:

[(1, 18965403776), (2, 9482701888), (4, 4741350944), (8, 2370675472), (11, 1724127616), (16, 1185337736), (22, 862063808), (32, 592668868), (44, 431031904), (64, 296334434), (67, 283065728), (88, 215515952), (127, 149333888), (128, 148167217), (134, 141532864), (176, 107757976), (254, 74666944), (268, 70766432), (352, 53878988), (508, 37333472), (536, 35383216), (704, 26939494), (737, 25733248), (1016, 18666736), (1072, 17691608), (1397, 13575808), (1408, 13469747), (1474, 12866624), (1583, 11980672), (2032, 9333368), (2144, 8845804), (2794, 6787904), (2948, 6433312), (3166, 5990336), (4064, 4666684), (4288, 4422902), (5588, 3393952), (5896, 3216656), (6332, 2995168), (8128, 2333342), (8509, 2228864), (8576, 2211451), (11176, 1696976), (11792, 1608328), (12664, 1497584), (16256, 1166671), (17018, 1114432), (17413, 1089152), (22352, 848488), (23584, 804164), (25328, 748792), (34036, 557216), (34826, 544576), (44704, 424244), (47168, 402082), (50656, 374396), (68072, 278608), (69652, 272288), (89408, 212122), (93599, 202624), (94336, 201041), (101312, 187198), (106061, 178816), (136144, 139304)]