18831850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 37810080

約数和(自身を除く): 18978230

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 50, 86, 95, 190, 215, 430, 461, 475, 817, 922, 950, 1075, 1634, 2150, 2305, 4085, 4610, 8170, 8759, 11525, 17518, 19823, 20425, 23050, 39646, 40850, 43795, 87590, 99115, 198230, 218975, 376637, 437950, 495575, 753274, 991150, 1883185, 3766370, 9415925, 18831850]

約数ペア:

[(1, 18831850), (2, 9415925), (5, 3766370), (10, 1883185), (19, 991150), (25, 753274), (38, 495575), (43, 437950), (50, 376637), (86, 218975), (95, 198230), (190, 99115), (215, 87590), (430, 43795), (461, 40850), (475, 39646), (817, 23050), (922, 20425), (950, 19823), (1075, 17518), (1634, 11525), (2150, 8759), (2305, 8170), (4085, 4610)]