20453671

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5303}}^1$

素因数の和:5358

約数の個数: 16

約数和(自身を含む): 25459200

約数和(自身を除く): 5005529

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 5303, 37121, 100757, 153787, 705299, 1076509, 2921953, 20453671]

約数ペア:

[(1, 20453671), (7, 2921953), (19, 1076509), (29, 705299), (133, 153787), (203, 100757), (551, 37121), (3857, 5303)]