17888742

素因数分解:

$2^1\times 3^3\times {\mathrm{257}}^1\times {\mathrm{1289}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 39938400

約数和(自身を除く): 22049658

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 257, 514, 771, 1289, 1542, 2313, 2578, 3867, 4626, 6939, 7734, 11601, 13878, 23202, 34803, 69606, 331273, 662546, 993819, 1987638, 2981457, 5962914, 8944371, 17888742]

約数ペア:

[(1, 17888742), (2, 8944371), (3, 5962914), (6, 2981457), (9, 1987638), (18, 993819), (27, 662546), (54, 331273), (257, 69606), (514, 34803), (771, 23202), (1289, 13878), (1542, 11601), (2313, 7734), (2578, 6939), (3867, 4626)]