18674850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5413}}^1$

素因数の和:5451

約数の個数: 48

約数和(自身を含む): 48336192

約数和(自身を除く): 29661342

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5413, 10826, 16239, 27065, 32478, 54130, 81195, 124499, 135325, 162390, 248998, 270650, 373497, 405975, 622495, 746994, 811950, 1244990, 1867485, 3112475, 3734970, 6224950, 9337425, 18674850]

約数ペア:

[(1, 18674850), (2, 9337425), (3, 6224950), (5, 3734970), (6, 3112475), (10, 1867485), (15, 1244990), (23, 811950), (25, 746994), (30, 622495), (46, 405975), (50, 373497), (69, 270650), (75, 248998), (115, 162390), (138, 135325), (150, 124499), (230, 81195), (345, 54130), (575, 32478), (690, 27065), (1150, 16239), (1725, 10826), (3450, 5413)]