20170662554

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{1997}}^1$

素因数の和:2128

約数の個数: 96

約数和(自身を含む): 38861835264

約数和(自身を除く): 18691172710

約数列:

[1, 2, 7, 14, 17, 31, 34, 37, 62, 74, 119, 217, 238, 259, 434, 518, 527, 629, 1054, 1147, 1258, 1369, 1997, 2294, 2738, 3689, 3994, 4403, 7378, 8029, 8806, 9583, 13979, 16058, 19166, 19499, 23273, 27958, 33949, 38998, 42439, 46546, 61907, 67898, 73889, 84878, 123814, 136493, 147778, 162911, 237643, 272986, 297073, 325822, 433349, 475286, 517223, 594146, 721463, 866698, 1034446, 1052419, 1256113, 1442926, 2104838, 2290559, 2512226, 2733893, 4581118, 5050241, 5467786, 7366933, 8792791, 10100482, 14733866, 16033913, 17585582, 19137251, 32067826, 38274502, 38939503, 46476181, 77879006, 84750683, 92952362, 169501366, 272576521, 325333267, 545153042, 593254781, 650666534, 1186509562, 1440761611, 2881523222, 10085331277, 20170662554]

約数ペア:

[(1, 20170662554), (2, 10085331277), (7, 2881523222), (14, 1440761611), (17, 1186509562), (31, 650666534), (34, 593254781), (37, 545153042), (62, 325333267), (74, 272576521), (119, 169501366), (217, 92952362), (238, 84750683), (259, 77879006), (434, 46476181), (518, 38939503), (527, 38274502), (629, 32067826), (1054, 19137251), (1147, 17585582), (1258, 16033913), (1369, 14733866), (1997, 10100482), (2294, 8792791), (2738, 7366933), (3689, 5467786), (3994, 5050241), (4403, 4581118), (7378, 2733893), (8029, 2512226), (8806, 2290559), (9583, 2104838), (13979, 1442926), (16058, 1256113), (19166, 1052419), (19499, 1034446), (23273, 866698), (27958, 721463), (33949, 594146), (38998, 517223), (42439, 475286), (46546, 433349), (61907, 325822), (67898, 297073), (73889, 272986), (84878, 237643), (123814, 162911), (136493, 147778)]