20194373552

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{547}}^1\times {\mathrm{6971}}^1$

素因数の和:7857

約数の個数: 40

約数和(自身を含む): 39322191552

約数和(自身を除く): 19127818000

約数列:

[1, 2, 4, 8, 16, 331, 547, 662, 1094, 1324, 2188, 2648, 4376, 5296, 6971, 8752, 13942, 27884, 55768, 111536, 181057, 362114, 724228, 1448456, 2307401, 2896912, 3813137, 4614802, 7626274, 9229604, 15252548, 18459208, 30505096, 36918416, 61010192, 1262148347, 2524296694, 5048593388, 10097186776, 20194373552]

約数ペア:

[(1, 20194373552), (2, 10097186776), (4, 5048593388), (8, 2524296694), (16, 1262148347), (331, 61010192), (547, 36918416), (662, 30505096), (1094, 18459208), (1324, 15252548), (2188, 9229604), (2648, 7626274), (4376, 4614802), (5296, 3813137), (6971, 2896912), (8752, 2307401), (13942, 1448456), (27884, 724228), (55768, 362114), (111536, 181057)]