20165510148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3491}}^1\times {\mathrm{68767}}^1$

素因数の和:72272

約数の個数: 48

約数和(自身を含む): 53790879744

約数和(自身を除く): 33625369596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3491, 6982, 10473, 13964, 20946, 24437, 41892, 48874, 68767, 73311, 97748, 137534, 146622, 206301, 275068, 293244, 412602, 481369, 825204, 962738, 1444107, 1925476, 2888214, 5776428, 240065597, 480131194, 720196791, 960262388, 1440393582, 1680459179, 2880787164, 3360918358, 5041377537, 6721836716, 10082755074, 20165510148]

約数ペア:

[(1, 20165510148), (2, 10082755074), (3, 6721836716), (4, 5041377537), (6, 3360918358), (7, 2880787164), (12, 1680459179), (14, 1440393582), (21, 960262388), (28, 720196791), (42, 480131194), (84, 240065597), (3491, 5776428), (6982, 2888214), (10473, 1925476), (13964, 1444107), (20946, 962738), (24437, 825204), (41892, 481369), (48874, 412602), (68767, 293244), (73311, 275068), (97748, 206301), (137534, 146622)]