20129176088

素因数分解:

$2^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{659}}^1\times {\mathrm{1163}}^1$

素因数の和:1909

約数の個数: 96

約数和(自身を含む): 44665473600

約数和(自身を除く): 24536297512

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 98, 134, 196, 268, 392, 469, 536, 659, 938, 1163, 1318, 1876, 2326, 2636, 3283, 3752, 4613, 4652, 5272, 6566, 8141, 9226, 9304, 13132, 16282, 18452, 26264, 32291, 32564, 36904, 44153, 56987, 64582, 65128, 77921, 88306, 113974, 129164, 155842, 176612, 227948, 258328, 309071, 311684, 353224, 455896, 545447, 618142, 623368, 766417, 1090894, 1236284, 1532834, 2163497, 2181788, 2472568, 3065668, 3818129, 4326994, 4363576, 5364919, 6131336, 7636258, 8653988, 10729838, 15272516, 17307976, 21459676, 30545032, 37554433, 42919352, 51349939, 75108866, 102699878, 150217732, 205399756, 300435464, 359449573, 410799512, 718899146, 1437798292, 2516147011, 2875596584, 5032294022, 10064588044, 20129176088]

約数ペア:

[(1, 20129176088), (2, 10064588044), (4, 5032294022), (7, 2875596584), (8, 2516147011), (14, 1437798292), (28, 718899146), (49, 410799512), (56, 359449573), (67, 300435464), (98, 205399756), (134, 150217732), (196, 102699878), (268, 75108866), (392, 51349939), (469, 42919352), (536, 37554433), (659, 30545032), (938, 21459676), (1163, 17307976), (1318, 15272516), (1876, 10729838), (2326, 8653988), (2636, 7636258), (3283, 6131336), (3752, 5364919), (4613, 4363576), (4652, 4326994), (5272, 3818129), (6566, 3065668), (8141, 2472568), (9226, 2181788), (9304, 2163497), (13132, 1532834), (16282, 1236284), (18452, 1090894), (26264, 766417), (32291, 623368), (32564, 618142), (36904, 545447), (44153, 455896), (56987, 353224), (64582, 311684), (65128, 309071), (77921, 258328), (88306, 227948), (113974, 176612), (129164, 155842)]