19968846

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1429}}^1$

素因数の和:1588

約数の個数: 32

約数和(自身を含む): 42625440

約数和(自身を除く): 22656594

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 137, 274, 411, 822, 1429, 2329, 2858, 4287, 4658, 6987, 8574, 13974, 24293, 48586, 72879, 145758, 195773, 391546, 587319, 1174638, 3328141, 6656282, 9984423, 19968846]

約数ペア:

[(1, 19968846), (2, 9984423), (3, 6656282), (6, 3328141), (17, 1174638), (34, 587319), (51, 391546), (102, 195773), (137, 145758), (274, 72879), (411, 48586), (822, 24293), (1429, 13974), (2329, 8574), (2858, 6987), (4287, 4658)]