16990902

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{49681}}^1$

素因数の和:49708

約数の個数: 24

約数和(自身を含む): 38751960

約数和(自身を除く): 21761058

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 49681, 99362, 149043, 298086, 447129, 894258, 943939, 1887878, 2831817, 5663634, 8495451, 16990902]

約数ペア:

[(1, 16990902), (2, 8495451), (3, 5663634), (6, 2831817), (9, 1887878), (18, 943939), (19, 894258), (38, 447129), (57, 298086), (114, 149043), (171, 99362), (342, 49681)]