16804564

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 34836480

約数和(自身を除く): 18031916

約数列:

[1, 2, 4, 7, 14, 28, 71, 79, 107, 142, 158, 214, 284, 316, 428, 497, 553, 749, 994, 1106, 1498, 1988, 2212, 2996, 5609, 7597, 8453, 11218, 15194, 16906, 22436, 30388, 33812, 39263, 53179, 59171, 78526, 106358, 118342, 157052, 212716, 236684, 600163, 1200326, 2400652, 4201141, 8402282, 16804564]

約数ペア:

[(1, 16804564), (2, 8402282), (4, 4201141), (7, 2400652), (14, 1200326), (28, 600163), (71, 236684), (79, 212716), (107, 157052), (142, 118342), (158, 106358), (214, 78526), (284, 59171), (316, 53179), (428, 39263), (497, 33812), (553, 30388), (749, 22436), (994, 16906), (1106, 15194), (1498, 11218), (1988, 8453), (2212, 7597), (2996, 5609)]