20513844

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:814

約数の個数: 96

約数和(自身を含む): 60368000

約数和(自身を除く): 39854156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 156, 171, 228, 234, 247, 342, 351, 468, 494, 513, 684, 702, 741, 769, 988, 1026, 1404, 1482, 1538, 2052, 2223, 2307, 2964, 3076, 4446, 4614, 6669, 6921, 8892, 9228, 9997, 13338, 13842, 14611, 19994, 20763, 26676, 27684, 29222, 29991, 39988, 41526, 43833, 58444, 59982, 83052, 87666, 89973, 119964, 131499, 175332, 179946, 189943, 262998, 269919, 359892, 379886, 394497, 525996, 539838, 569829, 759772, 788994, 1079676, 1139658, 1577988, 1709487, 2279316, 3418974, 5128461, 6837948, 10256922, 20513844]

約数ペア:

[(1, 20513844), (2, 10256922), (3, 6837948), (4, 5128461), (6, 3418974), (9, 2279316), (12, 1709487), (13, 1577988), (18, 1139658), (19, 1079676), (26, 788994), (27, 759772), (36, 569829), (38, 539838), (39, 525996), (52, 394497), (54, 379886), (57, 359892), (76, 269919), (78, 262998), (108, 189943), (114, 179946), (117, 175332), (156, 131499), (171, 119964), (228, 89973), (234, 87666), (247, 83052), (342, 59982), (351, 58444), (468, 43833), (494, 41526), (513, 39988), (684, 29991), (702, 29222), (741, 27684), (769, 26676), (988, 20763), (1026, 19994), (1404, 14611), (1482, 13842), (1538, 13338), (2052, 9997), (2223, 9228), (2307, 8892), (2964, 6921), (3076, 6669), (4446, 4614)]