18807838

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{20051}}^1$

素因数の和:20127

約数の個数: 16

約数和(自身を含む): 32724864

約数和(自身を除く): 13917026

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 20051, 40102, 140357, 280714, 1343417, 2686834, 9403919, 18807838]

約数ペア:

[(1, 18807838), (2, 9403919), (7, 2686834), (14, 1343417), (67, 280714), (134, 140357), (469, 40102), (938, 20051)]