20741424

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 59055744

約数和(自身を除く): 38314320

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 163, 176, 241, 264, 326, 482, 489, 528, 652, 723, 964, 978, 1304, 1446, 1793, 1928, 1956, 2608, 2651, 2892, 3586, 3856, 3912, 5302, 5379, 5784, 7172, 7824, 7953, 10604, 10758, 11568, 14344, 15906, 21208, 21516, 28688, 31812, 39283, 42416, 43032, 63624, 78566, 86064, 117849, 127248, 157132, 235698, 314264, 432113, 471396, 628528, 864226, 942792, 1296339, 1728452, 1885584, 2592678, 3456904, 5185356, 6913808, 10370712, 20741424]

約数ペア:

[(1, 20741424), (2, 10370712), (3, 6913808), (4, 5185356), (6, 3456904), (8, 2592678), (11, 1885584), (12, 1728452), (16, 1296339), (22, 942792), (24, 864226), (33, 628528), (44, 471396), (48, 432113), (66, 314264), (88, 235698), (132, 157132), (163, 127248), (176, 117849), (241, 86064), (264, 78566), (326, 63624), (482, 43032), (489, 42416), (528, 39283), (652, 31812), (723, 28688), (964, 21516), (978, 21208), (1304, 15906), (1446, 14344), (1793, 11568), (1928, 10758), (1956, 10604), (2608, 7953), (2651, 7824), (2892, 7172), (3586, 5784), (3856, 5379), (3912, 5302)]