20163684828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{619}}^1\times {\mathrm{55399}}^1$

素因数の和:56039

約数の個数: 72

約数和(自身を含む): 54819408000

約数和(自身を除く): 34655723172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 619, 1238, 1857, 2476, 3714, 4333, 7428, 8666, 12999, 17332, 25998, 30331, 51996, 55399, 60662, 90993, 110798, 121324, 166197, 181986, 221596, 332394, 363972, 387793, 664788, 775586, 1163379, 1551172, 2326758, 2714551, 4653516, 5429102, 8143653, 10858204, 16287306, 32574612, 34291981, 68583962, 102875943, 137167924, 205751886, 240043867, 411503772, 480087734, 720131601, 960175468, 1440263202, 1680307069, 2880526404, 3360614138, 5040921207, 6721228276, 10081842414, 20163684828]

約数ペア:

[(1, 20163684828), (2, 10081842414), (3, 6721228276), (4, 5040921207), (6, 3360614138), (7, 2880526404), (12, 1680307069), (14, 1440263202), (21, 960175468), (28, 720131601), (42, 480087734), (49, 411503772), (84, 240043867), (98, 205751886), (147, 137167924), (196, 102875943), (294, 68583962), (588, 34291981), (619, 32574612), (1238, 16287306), (1857, 10858204), (2476, 8143653), (3714, 5429102), (4333, 4653516), (7428, 2714551), (8666, 2326758), (12999, 1551172), (17332, 1163379), (25998, 775586), (30331, 664788), (51996, 387793), (55399, 363972), (60662, 332394), (90993, 221596), (110798, 181986), (121324, 166197)]