20998688

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{5167}}^1$

素因数の和:5304

約数の個数: 24

約数和(自身を含む): 41674752

約数和(自身を除く): 20676064

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 2032, 4064, 5167, 10334, 20668, 41336, 82672, 165344, 656209, 1312418, 2624836, 5249672, 10499344, 20998688]

約数ペア:

[(1, 20998688), (2, 10499344), (4, 5249672), (8, 2624836), (16, 1312418), (32, 656209), (127, 165344), (254, 82672), (508, 41336), (1016, 20668), (2032, 10334), (4064, 5167)]