16920204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1283}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 45443328

約数和(自身を除く): 28523124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1283, 1884, 2198, 2566, 3297, 3849, 4396, 5132, 6594, 7698, 8981, 13188, 15396, 17962, 26943, 35924, 53886, 107772, 201431, 402862, 604293, 805724, 1208586, 1410017, 2417172, 2820034, 4230051, 5640068, 8460102, 16920204]

約数ペア:

[(1, 16920204), (2, 8460102), (3, 5640068), (4, 4230051), (6, 2820034), (7, 2417172), (12, 1410017), (14, 1208586), (21, 805724), (28, 604293), (42, 402862), (84, 201431), (157, 107772), (314, 53886), (471, 35924), (628, 26943), (942, 17962), (1099, 15396), (1283, 13188), (1884, 8981), (2198, 7698), (2566, 6594), (3297, 5132), (3849, 4396)]