20696936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1567}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 42147840

約数和(自身を除く): 21450904

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 127, 254, 508, 1016, 1567, 1651, 3134, 3302, 6268, 6604, 12536, 13208, 20371, 40742, 81484, 162968, 199009, 398018, 796036, 1592072, 2587117, 5174234, 10348468, 20696936]

約数ペア:

[(1, 20696936), (2, 10348468), (4, 5174234), (8, 2587117), (13, 1592072), (26, 796036), (52, 398018), (104, 199009), (127, 162968), (254, 81484), (508, 40742), (1016, 20371), (1567, 13208), (1651, 12536), (3134, 6604), (3302, 6268)]