16886782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 12662018

約数列:

[1, 2, 11, 19, 22, 38, 71, 142, 209, 418, 569, 781, 1138, 1349, 1562, 2698, 6259, 10811, 12518, 14839, 21622, 29678, 40399, 80798, 118921, 237842, 444389, 767581, 888778, 1535162, 8443391, 16886782]

約数ペア:

[(1, 16886782), (2, 8443391), (11, 1535162), (19, 888778), (22, 767581), (38, 444389), (71, 237842), (142, 118921), (209, 80798), (418, 40399), (569, 29678), (781, 21622), (1138, 14839), (1349, 12518), (1562, 10811), (2698, 6259)]