20176851387

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{25819}}^1$

素因数の和:26056

約数の個数: 64

約数和(自身を含む): 35693568000

約数和(自身を除く): 15516716613

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 199, 231, 357, 561, 597, 1309, 1393, 2189, 3383, 3927, 4179, 6567, 10149, 15323, 23681, 25819, 37213, 45969, 71043, 77457, 111639, 180733, 260491, 284009, 438923, 542199, 781473, 852027, 1316769, 1988063, 3072461, 4828153, 5137981, 5964189, 9217383, 14484459, 15413943, 33797071, 35965867, 56517791, 87345677, 101391213, 107897601, 169553373, 262037031, 395624537, 611419739, 960802447, 1186873611, 1834259217, 2882407341, 6725617129, 20176851387]

約数ペア:

[(1, 20176851387), (3, 6725617129), (7, 2882407341), (11, 1834259217), (17, 1186873611), (21, 960802447), (33, 611419739), (51, 395624537), (77, 262037031), (119, 169553373), (187, 107897601), (199, 101391213), (231, 87345677), (357, 56517791), (561, 35965867), (597, 33797071), (1309, 15413943), (1393, 14484459), (2189, 9217383), (3383, 5964189), (3927, 5137981), (4179, 4828153), (6567, 3072461), (10149, 1988063), (15323, 1316769), (23681, 852027), (25819, 781473), (37213, 542199), (45969, 438923), (71043, 284009), (77457, 260491), (111639, 180733)]