18727773

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{4051}}^1$

素因数の和:4144

約数の個数: 16

約数和(自身を含む): 26451456

約数和(自身を除く): 7723683

約数列:

[1, 3, 23, 67, 69, 201, 1541, 4051, 4623, 12153, 93173, 271417, 279519, 814251, 6242591, 18727773]

約数ペア:

[(1, 18727773), (3, 6242591), (23, 814251), (67, 279519), (69, 271417), (201, 93173), (1541, 12153), (4051, 4623)]