18468947

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 21669120

約数和(自身を除く): 3200173

約数列:

[1, 7, 59, 197, 227, 413, 1379, 1589, 11623, 13393, 44719, 81361, 93751, 313033, 2638421, 18468947]

約数ペア:

[(1, 18468947), (7, 2638421), (59, 313033), (197, 93751), (227, 81361), (413, 44719), (1379, 13393), (1589, 11623)]