19673918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 13918402

約数列:

[1, 2, 11, 22, 47, 53, 94, 106, 359, 517, 583, 718, 1034, 1166, 2491, 3949, 4982, 7898, 16873, 19027, 27401, 33746, 38054, 54802, 185603, 209297, 371206, 418594, 894269, 1788538, 9836959, 19673918]

約数ペア:

[(1, 19673918), (2, 9836959), (11, 1788538), (22, 894269), (47, 418594), (53, 371206), (94, 209297), (106, 185603), (359, 54802), (517, 38054), (583, 33746), (718, 27401), (1034, 19027), (1166, 16873), (2491, 7898), (3949, 4982)]