20685087352

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2347}}^1\times {\mathrm{2521}}^1$

素因数の和:4916

約数の個数: 64

約数和(自身を含む): 42635923200

約数和(自身を除く): 21950835848

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 2347, 2521, 3496, 4694, 5042, 9388, 10084, 18776, 20168, 44593, 47899, 53981, 57983, 89186, 95798, 107962, 115966, 178372, 191596, 215924, 231932, 356744, 383192, 431848, 463864, 1025639, 1101677, 2051278, 2203354, 4102556, 4406708, 5916787, 8205112, 8813416, 11833574, 23667148, 47334296, 112418953, 136086101, 224837906, 272172202, 449675812, 544344404, 899351624, 1088688808, 2585635919, 5171271838, 10342543676, 20685087352]

約数ペア:

[(1, 20685087352), (2, 10342543676), (4, 5171271838), (8, 2585635919), (19, 1088688808), (23, 899351624), (38, 544344404), (46, 449675812), (76, 272172202), (92, 224837906), (152, 136086101), (184, 112418953), (437, 47334296), (874, 23667148), (1748, 11833574), (2347, 8813416), (2521, 8205112), (3496, 5916787), (4694, 4406708), (5042, 4102556), (9388, 2203354), (10084, 2051278), (18776, 1101677), (20168, 1025639), (44593, 463864), (47899, 431848), (53981, 383192), (57983, 356744), (89186, 231932), (95798, 215924), (107962, 191596), (115966, 178372)]