19415264

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2903}}^1$

素因数の和:2943

約数の個数: 48

約数和(自身を含む): 43908480

約数和(自身を除く): 24493216

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 2903, 3344, 5806, 6688, 11612, 23224, 31933, 46448, 55157, 63866, 92896, 110314, 127732, 220628, 255464, 441256, 510928, 606727, 882512, 1021856, 1213454, 1765024, 2426908, 4853816, 9707632, 19415264]

約数ペア:

[(1, 19415264), (2, 9707632), (4, 4853816), (8, 2426908), (11, 1765024), (16, 1213454), (19, 1021856), (22, 882512), (32, 606727), (38, 510928), (44, 441256), (76, 255464), (88, 220628), (152, 127732), (176, 110314), (209, 92896), (304, 63866), (352, 55157), (418, 46448), (608, 31933), (836, 23224), (1672, 11612), (2903, 6688), (3344, 5806)]