18995655194

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{2671}}^1$

素因数の和:2919

約数の個数: 64

約数和(自身を含む): 32378227200

約数和(自身を除く): 13382572006

約数列:

[1, 2, 17, 19, 34, 38, 101, 109, 202, 218, 323, 646, 1717, 1853, 1919, 2071, 2671, 3434, 3706, 3838, 4142, 5342, 11009, 22018, 32623, 35207, 45407, 50749, 65246, 70414, 90814, 101498, 187153, 209171, 269771, 291139, 374306, 418342, 539542, 582278, 862733, 1725466, 3555907, 4586107, 4949363, 5125649, 5531641, 7111814, 9172214, 9898726, 10251298, 11063282, 29405039, 58810078, 87136033, 94037897, 174272066, 188075794, 499885663, 558695741, 999771326, 1117391482, 9497827597, 18995655194]

約数ペア:

[(1, 18995655194), (2, 9497827597), (17, 1117391482), (19, 999771326), (34, 558695741), (38, 499885663), (101, 188075794), (109, 174272066), (202, 94037897), (218, 87136033), (323, 58810078), (646, 29405039), (1717, 11063282), (1853, 10251298), (1919, 9898726), (2071, 9172214), (2671, 7111814), (3434, 5531641), (3706, 5125649), (3838, 4949363), (4142, 4586107), (5342, 3555907), (11009, 1725466), (22018, 862733), (32623, 582278), (35207, 539542), (45407, 418342), (50749, 374306), (65246, 291139), (70414, 269771), (90814, 209171), (101498, 187153)]