16438812890

素因数分解:

$2^1\times 5^1\times {\mathrm{2963}}^1\times {\mathrm{554803}}^1$

素因数の和:557773

約数の個数: 16

約数和(自身を含む): 29599903008

約数和(自身を除く): 13161090118

約数列:

[1, 2, 5, 10, 2963, 5926, 14815, 29630, 554803, 1109606, 2774015, 5548030, 1643881289, 3287762578, 8219406445, 16438812890]

約数ペア:

[(1, 16438812890), (2, 8219406445), (5, 3287762578), (10, 1643881289), (2963, 5548030), (5926, 2774015), (14815, 1109606), (29630, 554803)]