20576766

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 53187840

約数和(自身を除く): 32611074

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 34, 42, 46, 49, 51, 69, 98, 102, 119, 138, 147, 161, 179, 238, 294, 322, 357, 358, 391, 483, 537, 714, 782, 833, 966, 1074, 1127, 1173, 1253, 1666, 2254, 2346, 2499, 2506, 2737, 3043, 3381, 3759, 4117, 4998, 5474, 6086, 6762, 7518, 8211, 8234, 8771, 9129, 12351, 16422, 17542, 18258, 19159, 21301, 24702, 26313, 28819, 38318, 42602, 52626, 57477, 57638, 63903, 69989, 86457, 114954, 127806, 139978, 149107, 172914, 201733, 209967, 298214, 403466, 419934, 447321, 489923, 605199, 894642, 979846, 1210398, 1469769, 2939538, 3429461, 6858922, 10288383, 20576766]

約数ペア:

[(1, 20576766), (2, 10288383), (3, 6858922), (6, 3429461), (7, 2939538), (14, 1469769), (17, 1210398), (21, 979846), (23, 894642), (34, 605199), (42, 489923), (46, 447321), (49, 419934), (51, 403466), (69, 298214), (98, 209967), (102, 201733), (119, 172914), (138, 149107), (147, 139978), (161, 127806), (179, 114954), (238, 86457), (294, 69989), (322, 63903), (357, 57638), (358, 57477), (391, 52626), (483, 42602), (537, 38318), (714, 28819), (782, 26313), (833, 24702), (966, 21301), (1074, 19159), (1127, 18258), (1173, 17542), (1253, 16422), (1666, 12351), (2254, 9129), (2346, 8771), (2499, 8234), (2506, 8211), (2737, 7518), (3043, 6762), (3381, 6086), (3759, 5474), (4117, 4998)]