20213365564

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1759}}^1\times {\mathrm{4231}}^1$

素因数の和:6098

約数の個数: 48

約数和(自身を含む): 40876380160

約数和(自身を除く): 20663014596

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 1759, 2716, 3518, 4231, 7036, 8462, 12313, 16924, 24626, 29617, 49252, 59234, 118468, 170623, 341246, 410407, 682492, 820814, 1194361, 1641628, 2388722, 2872849, 4777444, 5745698, 7442329, 11491396, 14884658, 29769316, 52096303, 104192606, 208385212, 721905913, 1443811826, 2887623652, 5053341391, 10106682782, 20213365564]

約数ペア:

[(1, 20213365564), (2, 10106682782), (4, 5053341391), (7, 2887623652), (14, 1443811826), (28, 721905913), (97, 208385212), (194, 104192606), (388, 52096303), (679, 29769316), (1358, 14884658), (1759, 11491396), (2716, 7442329), (3518, 5745698), (4231, 4777444), (7036, 2872849), (8462, 2388722), (12313, 1641628), (16924, 1194361), (24626, 820814), (29617, 682492), (49252, 410407), (59234, 341246), (118468, 170623)]