18823378

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 33903360

約数和(自身を除く): 15079982

約数列:

[1, 2, 7, 14, 29, 58, 71, 142, 203, 406, 497, 653, 994, 1306, 2059, 4118, 4571, 9142, 14413, 18937, 28826, 37874, 46363, 92726, 132559, 265118, 324541, 649082, 1344527, 2689054, 9411689, 18823378]

約数ペア:

[(1, 18823378), (2, 9411689), (7, 2689054), (14, 1344527), (29, 649082), (58, 324541), (71, 265118), (142, 132559), (203, 92726), (406, 46363), (497, 37874), (653, 28826), (994, 18937), (1306, 14413), (2059, 9142), (4118, 4571)]