18426590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20249}}^1$

素因数の和:20276

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 22397410

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20249, 40498, 101245, 141743, 202490, 263237, 283486, 526474, 708715, 1316185, 1417430, 1842659, 2632370, 3685318, 9213295, 18426590]

約数ペア:

[(1, 18426590), (2, 9213295), (5, 3685318), (7, 2632370), (10, 1842659), (13, 1417430), (14, 1316185), (26, 708715), (35, 526474), (65, 283486), (70, 263237), (91, 202490), (130, 141743), (182, 101245), (455, 40498), (910, 20249)]