201644986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 325512000

約数和(自身を除く): 123867014

約数列:

[1, 2, 19, 38, 89, 109, 178, 218, 547, 1094, 1691, 2071, 3382, 4142, 9701, 10393, 19402, 20786, 48683, 59623, 97366, 119246, 184319, 368638, 924977, 1132837, 1849954, 2265674, 5306447, 10612894, 100822493, 201644986]

約数ペア:

[(1, 201644986), (2, 100822493), (19, 10612894), (38, 5306447), (89, 2265674), (109, 1849954), (178, 1132837), (218, 924977), (547, 368638), (1094, 184319), (1691, 119246), (2071, 97366), (3382, 59623), (4142, 48683), (9701, 20786), (10393, 19402)]