16820784

素因数分解:

$2^4\times 3^4\times {\mathrm{12979}}^1$

素因数の和:12999

約数の個数: 50

約数和(自身を含む): 48687980

約数和(自身を除く): 31867196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 12979, 25958, 38937, 51916, 77874, 103832, 116811, 155748, 207664, 233622, 311496, 350433, 467244, 622992, 700866, 934488, 1051299, 1401732, 1868976, 2102598, 2803464, 4205196, 5606928, 8410392, 16820784]

約数ペア:

[(1, 16820784), (2, 8410392), (3, 5606928), (4, 4205196), (6, 2803464), (8, 2102598), (9, 1868976), (12, 1401732), (16, 1051299), (18, 934488), (24, 700866), (27, 622992), (36, 467244), (48, 350433), (54, 311496), (72, 233622), (81, 207664), (108, 155748), (144, 116811), (162, 103832), (216, 77874), (324, 51916), (432, 38937), (648, 25958), (1296, 12979)]