20661184

素因数分解:

$2^6\times {\mathrm{449}}^1\times {\mathrm{719}}^1$

素因数の和:1180

約数の個数: 28

約数和(自身を含む): 41148000

約数和(自身を除く): 20486816

約数列:

[1, 2, 4, 8, 16, 32, 64, 449, 719, 898, 1438, 1796, 2876, 3592, 5752, 7184, 11504, 14368, 23008, 28736, 46016, 322831, 645662, 1291324, 2582648, 5165296, 10330592, 20661184]

約数ペア:

[(1, 20661184), (2, 10330592), (4, 5165296), (8, 2582648), (16, 1291324), (32, 645662), (64, 322831), (449, 46016), (719, 28736), (898, 23008), (1438, 14368), (1796, 11504), (2876, 7184), (3592, 5752)]