2019989628

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{5507}}^1$

素因数の和:5983

約数の個数: 72

約数和(自身を含む): 5341085568

約数和(自身を除く): 3321095940

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 443, 828, 886, 1329, 1772, 2658, 3987, 5316, 5507, 7974, 10189, 11014, 15948, 16521, 20378, 22028, 30567, 33042, 40756, 49563, 61134, 66084, 91701, 99126, 122268, 126661, 183402, 198252, 253322, 366804, 379983, 506644, 759966, 1139949, 1519932, 2279898, 2439601, 4559796, 4879202, 7318803, 9758404, 14637606, 21956409, 29275212, 43912818, 56110823, 87825636, 112221646, 168332469, 224443292, 336664938, 504997407, 673329876, 1009994814, 2019989628]

約数ペア:

[(1, 2019989628), (2, 1009994814), (3, 673329876), (4, 504997407), (6, 336664938), (9, 224443292), (12, 168332469), (18, 112221646), (23, 87825636), (36, 56110823), (46, 43912818), (69, 29275212), (92, 21956409), (138, 14637606), (207, 9758404), (276, 7318803), (414, 4879202), (443, 4559796), (828, 2439601), (886, 2279898), (1329, 1519932), (1772, 1139949), (2658, 759966), (3987, 506644), (5316, 379983), (5507, 366804), (7974, 253322), (10189, 198252), (11014, 183402), (15948, 126661), (16521, 122268), (20378, 99126), (22028, 91701), (30567, 66084), (33042, 61134), (40756, 49563)]