18478191

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{4519}}^1$

素因数の和:4598

約数の個数: 16

約数和(自身を含む): 26035200

約数和(自身を除く): 7557009

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 4519, 13557, 131051, 212393, 393153, 637179, 6159397, 18478191]

約数ペア:

[(1, 18478191), (3, 6159397), (29, 637179), (47, 393153), (87, 212393), (141, 131051), (1363, 13557), (4089, 4519)]