19841536

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:313

約数の個数: 80

約数和(自身を含む): 46747008

約数和(自身を除く): 26905472

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 271, 286, 352, 416, 512, 542, 572, 704, 832, 1084, 1144, 1408, 1664, 2168, 2288, 2816, 2981, 3328, 3523, 4336, 4576, 5632, 5962, 6656, 7046, 8672, 9152, 11924, 14092, 17344, 18304, 23848, 28184, 34688, 36608, 38753, 47696, 56368, 69376, 73216, 77506, 95392, 112736, 138752, 155012, 190784, 225472, 310024, 381568, 450944, 620048, 763136, 901888, 1240096, 1526272, 1803776, 2480192, 4960384, 9920768, 19841536]

約数ペア:

[(1, 19841536), (2, 9920768), (4, 4960384), (8, 2480192), (11, 1803776), (13, 1526272), (16, 1240096), (22, 901888), (26, 763136), (32, 620048), (44, 450944), (52, 381568), (64, 310024), (88, 225472), (104, 190784), (128, 155012), (143, 138752), (176, 112736), (208, 95392), (256, 77506), (271, 73216), (286, 69376), (352, 56368), (416, 47696), (512, 38753), (542, 36608), (572, 34688), (704, 28184), (832, 23848), (1084, 18304), (1144, 17344), (1408, 14092), (1664, 11924), (2168, 9152), (2288, 8672), (2816, 7046), (2981, 6656), (3328, 5962), (3523, 5632), (4336, 4576)]