19001543

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:686

約数の個数: 16

約数和(自身を含む): 21645312

約数和(自身を除く): 2643769

約数列:

[1, 11, 31, 103, 341, 541, 1133, 3193, 5951, 16771, 35123, 55723, 184481, 612953, 1727413, 19001543]

約数ペア:

[(1, 19001543), (11, 1727413), (31, 612953), (103, 184481), (341, 55723), (541, 35123), (1133, 16771), (3193, 5951)]