19455317

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 23155200

約数和(自身を除く): 3699883

約数列:

[1, 7, 29, 203, 239, 401, 1673, 2807, 6931, 11629, 48517, 81403, 95839, 670873, 2779331, 19455317]

約数ペア:

[(1, 19455317), (7, 2779331), (29, 670873), (203, 95839), (239, 81403), (401, 48517), (1673, 11629), (2807, 6931)]