18925970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{270371}}^1$

素因数の和:270385

約数の個数: 16

約数和(自身を含む): 38933568

約数和(自身を除く): 20007598

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 270371, 540742, 1351855, 1892597, 2703710, 3785194, 9462985, 18925970]

約数ペア:

[(1, 18925970), (2, 9462985), (5, 3785194), (7, 2703710), (10, 1892597), (14, 1351855), (35, 540742), (70, 270371)]