19483816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 43084800

約数和(自身を除く): 23600984

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 43, 44, 76, 86, 88, 152, 172, 209, 271, 344, 418, 473, 542, 817, 836, 946, 1084, 1634, 1672, 1892, 2168, 2981, 3268, 3784, 5149, 5962, 6536, 8987, 10298, 11653, 11924, 17974, 20596, 23306, 23848, 35948, 41192, 46612, 56639, 71896, 93224, 113278, 128183, 221407, 226556, 256366, 442814, 453112, 512732, 885628, 1025464, 1771256, 2435477, 4870954, 9741908, 19483816]

約数ペア:

[(1, 19483816), (2, 9741908), (4, 4870954), (8, 2435477), (11, 1771256), (19, 1025464), (22, 885628), (38, 512732), (43, 453112), (44, 442814), (76, 256366), (86, 226556), (88, 221407), (152, 128183), (172, 113278), (209, 93224), (271, 71896), (344, 56639), (418, 46612), (473, 41192), (542, 35948), (817, 23848), (836, 23306), (946, 20596), (1084, 17974), (1634, 11924), (1672, 11653), (1892, 10298), (2168, 8987), (2981, 6536), (3268, 5962), (3784, 5149)]