18335590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20149}}^1$

素因数の和:20176

約数の個数: 32

約数和(自身を含む): 40622400

約数和(自身を除く): 22286810

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20149, 40298, 100745, 141043, 201490, 261937, 282086, 523874, 705215, 1309685, 1410430, 1833559, 2619370, 3667118, 9167795, 18335590]

約数ペア:

[(1, 18335590), (2, 9167795), (5, 3667118), (7, 2619370), (10, 1833559), (13, 1410430), (14, 1309685), (26, 705215), (35, 523874), (65, 282086), (70, 261937), (91, 201490), (130, 141043), (182, 100745), (455, 40298), (910, 20149)]