20149318

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2788

約数の個数: 32

約数和(自身を含む): 37767168

約数和(自身を除く): 17617850

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 217, 238, 434, 527, 1054, 2731, 3689, 5462, 7378, 19117, 38234, 46427, 84661, 92854, 169322, 324989, 592627, 649978, 1185254, 1439237, 2878474, 10074659, 20149318]

約数ペア:

[(1, 20149318), (2, 10074659), (7, 2878474), (14, 1439237), (17, 1185254), (31, 649978), (34, 592627), (62, 324989), (119, 169322), (217, 92854), (238, 84661), (434, 46427), (527, 38234), (1054, 19117), (2731, 7378), (3689, 5462)]