19347263

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 23620800

約数和(自身を除く): 4273537

約数列:

[1, 13, 19, 29, 37, 73, 247, 377, 481, 551, 703, 949, 1073, 1387, 2117, 2701, 7163, 9139, 13949, 18031, 20387, 27521, 35113, 40223, 51319, 78329, 265031, 522899, 667147, 1018277, 1488251, 19347263]

約数ペア:

[(1, 19347263), (13, 1488251), (19, 1018277), (29, 667147), (37, 522899), (73, 265031), (247, 78329), (377, 51319), (481, 40223), (551, 35113), (703, 27521), (949, 20387), (1073, 18031), (1387, 13949), (2117, 9139), (2701, 7163)]