20260688

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9521}}^1$

素因数の和:9555

約数の個数: 40

約数和(自身を含む): 47229120

約数和(自身を除く): 26968432

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9521, 19042, 38084, 66647, 76168, 133294, 152336, 180899, 266588, 361798, 533176, 723596, 1066352, 1266293, 1447192, 2532586, 2894384, 5065172, 10130344, 20260688]

約数ペア:

[(1, 20260688), (2, 10130344), (4, 5065172), (7, 2894384), (8, 2532586), (14, 1447192), (16, 1266293), (19, 1066352), (28, 723596), (38, 533176), (56, 361798), (76, 266588), (112, 180899), (133, 152336), (152, 133294), (266, 76168), (304, 66647), (532, 38084), (1064, 19042), (2128, 9521)]