19128808

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3271}}^1$

素因数の和:3337

約数の個数: 32

約数和(自身を含む): 38871360

約数和(自身を除く): 19742552

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 344, 731, 1462, 2924, 3271, 5848, 6542, 13084, 26168, 55607, 111214, 140653, 222428, 281306, 444856, 562612, 1125224, 2391101, 4782202, 9564404, 19128808]

約数ペア:

[(1, 19128808), (2, 9564404), (4, 4782202), (8, 2391101), (17, 1125224), (34, 562612), (43, 444856), (68, 281306), (86, 222428), (136, 140653), (172, 111214), (344, 55607), (731, 26168), (1462, 13084), (2924, 6542), (3271, 5848)]