19379272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{631}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 39816000

約数和(自身を除く): 20436728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 631, 698, 1262, 1396, 2524, 2792, 3839, 5048, 6941, 7678, 13882, 15356, 27764, 30712, 55528, 220219, 440438, 880876, 1761752, 2422409, 4844818, 9689636, 19379272]

約数ペア:

[(1, 19379272), (2, 9689636), (4, 4844818), (8, 2422409), (11, 1761752), (22, 880876), (44, 440438), (88, 220219), (349, 55528), (631, 30712), (698, 27764), (1262, 15356), (1396, 13882), (2524, 7678), (2792, 6941), (3839, 5048)]