18835804568

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:1017

約数の個数: 128

約数和(自身を含む): 43330360320

約数和(自身を除く): 24494555752

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 113, 119, 136, 226, 238, 311, 452, 476, 563, 622, 791, 904, 952, 1126, 1244, 1582, 1921, 2177, 2252, 2488, 3164, 3842, 3941, 4354, 4504, 5287, 6328, 7684, 7882, 8708, 9571, 10574, 13447, 15368, 15764, 17416, 19142, 21148, 26894, 31528, 35143, 37009, 38284, 42296, 53788, 63619, 66997, 70286, 74018, 76568, 107576, 127238, 133994, 140572, 148036, 175093, 246001, 254476, 267988, 281144, 296072, 350186, 445333, 492002, 508952, 535976, 597431, 700372, 890666, 984004, 1081523, 1194862, 1225651, 1400744, 1781332, 1968008, 2163046, 2389724, 2451302, 2976581, 3562664, 4182017, 4326092, 4779448, 4902604, 5953162, 7570661, 8364034, 8652184, 9805208, 11906324, 15141322, 16728068, 19785509, 20836067, 23812648, 30282644, 33456136, 39571018, 41672134, 60565288, 79142036, 83344268, 138498563, 158284072, 166688536, 276997126, 336353653, 553994252, 672707306, 1107988504, 1345414612, 2354475571, 2690829224, 4708951142, 9417902284, 18835804568]

約数ペア:

[(1, 18835804568), (2, 9417902284), (4, 4708951142), (7, 2690829224), (8, 2354475571), (14, 1345414612), (17, 1107988504), (28, 672707306), (34, 553994252), (56, 336353653), (68, 276997126), (113, 166688536), (119, 158284072), (136, 138498563), (226, 83344268), (238, 79142036), (311, 60565288), (452, 41672134), (476, 39571018), (563, 33456136), (622, 30282644), (791, 23812648), (904, 20836067), (952, 19785509), (1126, 16728068), (1244, 15141322), (1582, 11906324), (1921, 9805208), (2177, 8652184), (2252, 8364034), (2488, 7570661), (3164, 5953162), (3842, 4902604), (3941, 4779448), (4354, 4326092), (4504, 4182017), (5287, 3562664), (6328, 2976581), (7684, 2451302), (7882, 2389724), (8708, 2163046), (9571, 1968008), (10574, 1781332), (13447, 1400744), (15368, 1225651), (15764, 1194862), (17416, 1081523), (19142, 984004), (21148, 890666), (26894, 700372), (31528, 597431), (35143, 535976), (37009, 508952), (38284, 492002), (42296, 445333), (53788, 350186), (63619, 296072), (66997, 281144), (70286, 267988), (74018, 254476), (76568, 246001), (107576, 175093), (127238, 148036), (133994, 140572)]