20188945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{33931}}^1$

素因数の和:33960

約数の個数: 16

約数和(自身を含む): 29317248

約数和(自身を除く): 9128303

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 33931, 169655, 237517, 576827, 1187585, 2884135, 4037789, 20188945]

約数ペア:

[(1, 20188945), (5, 4037789), (7, 2884135), (17, 1187585), (35, 576827), (85, 237517), (119, 169655), (595, 33931)]