19077730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{272539}}^1$

素因数の和:272553

約数の個数: 16

約数和(自身を含む): 39245760

約数和(自身を除く): 20168030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 272539, 545078, 1362695, 1907773, 2725390, 3815546, 9538865, 19077730]

約数ペア:

[(1, 19077730), (2, 9538865), (5, 3815546), (7, 2725390), (10, 1907773), (14, 1362695), (35, 545078), (70, 272539)]