18029901

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 24562688

約数和(自身を除く): 6532787

約数列:

[1, 3, 67, 201, 271, 331, 813, 993, 18157, 22177, 54471, 66531, 89701, 269103, 6009967, 18029901]

約数ペア:

[(1, 18029901), (3, 6009967), (67, 269103), (201, 89701), (271, 66531), (331, 54471), (813, 22177), (993, 18157)]