203423768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{5323}}^1$

素因数の和:5627

約数の個数: 32

約数和(自身を含む): 405369360

約数和(自身を除く): 201945592

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 281, 562, 1124, 2248, 4777, 5323, 9554, 10646, 19108, 21292, 38216, 42584, 90491, 180982, 361964, 723928, 1495763, 2991526, 5983052, 11966104, 25427971, 50855942, 101711884, 203423768]

約数ペア:

[(1, 203423768), (2, 101711884), (4, 50855942), (8, 25427971), (17, 11966104), (34, 5983052), (68, 2991526), (136, 1495763), (281, 723928), (562, 361964), (1124, 180982), (2248, 90491), (4777, 42584), (5323, 38216), (9554, 21292), (10646, 19108)]