20605248

素因数分解:

$2^6\times 3^2\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:532

約数の個数: 84

約数和(自身を含む): 59911488

約数和(自身を除く): 39306240

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 83, 96, 144, 166, 192, 249, 288, 332, 431, 498, 576, 664, 747, 862, 996, 1293, 1328, 1494, 1724, 1992, 2586, 2656, 2988, 3448, 3879, 3984, 5172, 5312, 5976, 6896, 7758, 7968, 10344, 11952, 13792, 15516, 15936, 20688, 23904, 27584, 31032, 35773, 41376, 47808, 62064, 71546, 82752, 107319, 124128, 143092, 214638, 248256, 286184, 321957, 429276, 572368, 643914, 858552, 1144736, 1287828, 1717104, 2289472, 2575656, 3434208, 5151312, 6868416, 10302624, 20605248]

約数ペア:

[(1, 20605248), (2, 10302624), (3, 6868416), (4, 5151312), (6, 3434208), (8, 2575656), (9, 2289472), (12, 1717104), (16, 1287828), (18, 1144736), (24, 858552), (32, 643914), (36, 572368), (48, 429276), (64, 321957), (72, 286184), (83, 248256), (96, 214638), (144, 143092), (166, 124128), (192, 107319), (249, 82752), (288, 71546), (332, 62064), (431, 47808), (498, 41376), (576, 35773), (664, 31032), (747, 27584), (862, 23904), (996, 20688), (1293, 15936), (1328, 15516), (1494, 13792), (1724, 11952), (1992, 10344), (2586, 7968), (2656, 7758), (2988, 6896), (3448, 5976), (3879, 5312), (3984, 5172)]