39910448

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{28027}}^1$

素因数の和:28124

約数の個数: 20

約数和(自身を含む): 78198120

約数和(自身を除く): 38287672

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 28027, 56054, 112108, 224216, 448432, 2494403, 4988806, 9977612, 19955224, 39910448]

約数ペア:

[(1, 39910448), (2, 19955224), (4, 9977612), (8, 4988806), (16, 2494403), (89, 448432), (178, 224216), (356, 112108), (712, 56054), (1424, 28027)]