19895191055

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{176243}}^1$

素因数の和:176566

約数の個数: 16

約数和(自身を含む): 24211695744

約数和(自身を除く): 4316504689

約数列:

[1, 5, 107, 211, 535, 1055, 22577, 112885, 176243, 881215, 18858001, 37187273, 94290005, 185936365, 3979038211, 19895191055]

約数ペア:

[(1, 19895191055), (5, 3979038211), (107, 185936365), (211, 94290005), (535, 37187273), (1055, 18858001), (22577, 881215), (112885, 176243)]