128789068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{9467}}^1$

素因数の和:9669

約数の個数: 24

約数和(自身を含む): 238593600

約数和(自身を除く): 109804532

約数列:

[1, 2, 4, 19, 38, 76, 179, 358, 716, 3401, 6802, 9467, 13604, 18934, 37868, 179873, 359746, 719492, 1694593, 3389186, 6778372, 32197267, 64394534, 128789068]

約数ペア:

[(1, 128789068), (2, 64394534), (4, 32197267), (19, 6778372), (38, 3389186), (76, 1694593), (179, 719492), (358, 359746), (716, 179873), (3401, 37868), (6802, 18934), (9467, 13604)]