20283984

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20123}}^1$

素因数の和:20144

約数の個数: 60

約数和(自身を含む): 64879776

約数和(自身を除く): 44595792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20123, 40246, 60369, 80492, 120738, 140861, 160984, 181107, 241476, 281722, 321968, 362214, 422583, 482952, 563444, 724428, 845166, 965904, 1126888, 1267749, 1448856, 1690332, 2253776, 2535498, 2897712, 3380664, 5070996, 6761328, 10141992, 20283984]

約数ペア:

[(1, 20283984), (2, 10141992), (3, 6761328), (4, 5070996), (6, 3380664), (7, 2897712), (8, 2535498), (9, 2253776), (12, 1690332), (14, 1448856), (16, 1267749), (18, 1126888), (21, 965904), (24, 845166), (28, 724428), (36, 563444), (42, 482952), (48, 422583), (56, 362214), (63, 321968), (72, 281722), (84, 241476), (112, 181107), (126, 160984), (144, 140861), (168, 120738), (252, 80492), (336, 60369), (504, 40246), (1008, 20123)]