18333813

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{1721}}^1$

素因数の和:1844

約数の個数: 16

約数和(自身を含む): 25292736

約数和(自身を除く): 6958923

約数列:

[1, 3, 53, 67, 159, 201, 1721, 3551, 5163, 10653, 91213, 115307, 273639, 345921, 6111271, 18333813]

約数ペア:

[(1, 18333813), (3, 6111271), (53, 345921), (67, 273639), (159, 115307), (201, 91213), (1721, 10653), (3551, 5163)]