20109984

素因数分解:

$2^5\times 3^1\times {\mathrm{47}}^1\times {\mathrm{4457}}^1$

素因数の和:4517

約数の個数: 48

約数和(自身を含む): 53923968

約数和(自身を除く): 33813984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 94, 96, 141, 188, 282, 376, 564, 752, 1128, 1504, 2256, 4457, 4512, 8914, 13371, 17828, 26742, 35656, 53484, 71312, 106968, 142624, 209479, 213936, 418958, 427872, 628437, 837916, 1256874, 1675832, 2513748, 3351664, 5027496, 6703328, 10054992, 20109984]

約数ペア:

[(1, 20109984), (2, 10054992), (3, 6703328), (4, 5027496), (6, 3351664), (8, 2513748), (12, 1675832), (16, 1256874), (24, 837916), (32, 628437), (47, 427872), (48, 418958), (94, 213936), (96, 209479), (141, 142624), (188, 106968), (282, 71312), (376, 53484), (564, 35656), (752, 26742), (1128, 17828), (1504, 13371), (2256, 8914), (4457, 4512)]