19480190

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3739}}^1$

素因数の和:4267

約数の個数: 16

約数和(自身を含む): 35141040

約数和(自身を除く): 15660850

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 3739, 5210, 7478, 18695, 37390, 1948019, 3896038, 9740095, 19480190]

約数ペア:

[(1, 19480190), (2, 9740095), (5, 3896038), (10, 1948019), (521, 37390), (1042, 18695), (2605, 7478), (3739, 5210)]