20788614

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:362

約数の個数: 96

約数和(自身を含む): 57417984

約数和(自身を除く): 36629370

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 53, 63, 66, 77, 99, 106, 126, 154, 159, 198, 231, 283, 318, 371, 462, 477, 566, 583, 693, 742, 849, 954, 1113, 1166, 1386, 1698, 1749, 1981, 2226, 2547, 3113, 3339, 3498, 3962, 4081, 5094, 5247, 5943, 6226, 6678, 8162, 9339, 10494, 11886, 12243, 14999, 17829, 18678, 21791, 24486, 28017, 29998, 35658, 36729, 43582, 44997, 56034, 65373, 73458, 89994, 104993, 130746, 134991, 164989, 196119, 209986, 269982, 314979, 329978, 392238, 494967, 629958, 944937, 989934, 1154923, 1484901, 1889874, 2309846, 2969802, 3464769, 6929538, 10394307, 20788614]

約数ペア:

[(1, 20788614), (2, 10394307), (3, 6929538), (6, 3464769), (7, 2969802), (9, 2309846), (11, 1889874), (14, 1484901), (18, 1154923), (21, 989934), (22, 944937), (33, 629958), (42, 494967), (53, 392238), (63, 329978), (66, 314979), (77, 269982), (99, 209986), (106, 196119), (126, 164989), (154, 134991), (159, 130746), (198, 104993), (231, 89994), (283, 73458), (318, 65373), (371, 56034), (462, 44997), (477, 43582), (566, 36729), (583, 35658), (693, 29998), (742, 28017), (849, 24486), (954, 21791), (1113, 18678), (1166, 17829), (1386, 14999), (1698, 12243), (1749, 11886), (1981, 10494), (2226, 9339), (2547, 8162), (3113, 6678), (3339, 6226), (3498, 5943), (3962, 5247), (4081, 5094)]