18444790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20269}}^1$

素因数の和:20296

約数の個数: 32

約数和(自身を含む): 40864320

約数和(自身を除く): 22419530

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 20269, 40538, 101345, 141883, 202690, 263497, 283766, 526994, 709415, 1317485, 1418830, 1844479, 2634970, 3688958, 9222395, 18444790]

約数ペア:

[(1, 18444790), (2, 9222395), (5, 3688958), (7, 2634970), (10, 1844479), (13, 1418830), (14, 1317485), (26, 709415), (35, 526994), (65, 283766), (70, 263497), (91, 202690), (130, 141883), (182, 101345), (455, 40538), (910, 20269)]