20055801

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5387}}^1$

素因数の和:5480

約数の個数: 16

約数和(自身を含む): 28707264

約数和(自身を除く): 8651463

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5387, 16161, 91579, 274737, 393251, 1179753, 6685267, 20055801]

約数ペア:

[(1, 20055801), (3, 6685267), (17, 1179753), (51, 393251), (73, 274737), (219, 91579), (1241, 16161), (3723, 5387)]