20419686

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9533}}^1$

素因数の和:9565

約数の個数: 48

約数和(自身を含む): 53542944

約数和(自身を除く): 33123258

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9533, 19066, 28599, 57198, 66731, 85797, 133462, 162061, 171594, 200193, 324122, 400386, 486183, 600579, 972366, 1134427, 1201158, 1458549, 2268854, 2917098, 3403281, 6806562, 10209843, 20419686]

約数ペア:

[(1, 20419686), (2, 10209843), (3, 6806562), (6, 3403281), (7, 2917098), (9, 2268854), (14, 1458549), (17, 1201158), (18, 1134427), (21, 972366), (34, 600579), (42, 486183), (51, 400386), (63, 324122), (102, 200193), (119, 171594), (126, 162061), (153, 133462), (238, 85797), (306, 66731), (357, 57198), (714, 28599), (1071, 19066), (2142, 9533)]