16040988

素因数分解:

$2^2\times 3^2\times {\mathrm{445583}}^1$

素因数の和:445593

約数の個数: 18

約数和(自身を含む): 40548144

約数和(自身を除く): 24507156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 445583, 891166, 1336749, 1782332, 2673498, 4010247, 5346996, 8020494, 16040988]

約数ペア:

[(1, 16040988), (2, 8020494), (3, 5346996), (4, 4010247), (6, 2673498), (9, 1782332), (12, 1336749), (18, 891166), (36, 445583)]