19288048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1973}}^1$

素因数の和:2041

約数の個数: 40

約数和(自身を含む): 41122368

約数和(自身を除く): 21834320

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 1973, 2444, 3946, 4888, 7892, 9776, 15784, 25649, 31568, 51298, 92731, 102596, 185462, 205192, 370924, 410384, 741848, 1205503, 1483696, 2411006, 4822012, 9644024, 19288048]

約数ペア:

[(1, 19288048), (2, 9644024), (4, 4822012), (8, 2411006), (13, 1483696), (16, 1205503), (26, 741848), (47, 410384), (52, 370924), (94, 205192), (104, 185462), (188, 102596), (208, 92731), (376, 51298), (611, 31568), (752, 25649), (1222, 15784), (1973, 9776), (2444, 7892), (3946, 4888)]