16988738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9203}}^1$

素因数の和:9289

約数の個数: 16

約数和(自身を含む): 27832896

約数和(自身を除く): 10844158

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 9203, 18406, 119639, 239278, 653413, 1306826, 8494369, 16988738]

約数ペア:

[(1, 16988738), (2, 8494369), (13, 1306826), (26, 653413), (71, 239278), (142, 119639), (923, 18406), (1846, 9203)]