20156355632

素因数分解:

$2^4\times 7^1\times {\mathrm{9949}}^1\times {\mathrm{18089}}^1$

素因数の和:28053

約数の個数: 40

約数和(自身を含む): 44638884000

約数和(自身を除く): 24482528368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 9949, 18089, 19898, 36178, 39796, 69643, 72356, 79592, 126623, 139286, 144712, 159184, 253246, 278572, 289424, 506492, 557144, 1012984, 1114288, 2025968, 179967461, 359934922, 719869844, 1259772227, 1439739688, 2519544454, 2879479376, 5039088908, 10078177816, 20156355632]

約数ペア:

[(1, 20156355632), (2, 10078177816), (4, 5039088908), (7, 2879479376), (8, 2519544454), (14, 1439739688), (16, 1259772227), (28, 719869844), (56, 359934922), (112, 179967461), (9949, 2025968), (18089, 1114288), (19898, 1012984), (36178, 557144), (39796, 506492), (69643, 289424), (72356, 278572), (79592, 253246), (126623, 159184), (139286, 144712)]