19439030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149531}}^1$

素因数の和:149551

約数の個数: 16

約数和(自身を含む): 37682064

約数和(自身を除く): 18243034

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149531, 299062, 747655, 1495310, 1943903, 3887806, 9719515, 19439030]

約数ペア:

[(1, 19439030), (2, 9719515), (5, 3887806), (10, 1943903), (13, 1495310), (26, 747655), (65, 299062), (130, 149531)]