203464816

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{160969}}^1$

素因数の和:161056

約数の個数: 20

約数和(自身を含む): 399205600

約数和(自身を除く): 195740784

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 160969, 321938, 643876, 1287752, 2575504, 12716551, 25433102, 50866204, 101732408, 203464816]

約数ペア:

[(1, 203464816), (2, 101732408), (4, 50866204), (8, 25433102), (16, 12716551), (79, 2575504), (158, 1287752), (316, 643876), (632, 321938), (1264, 160969)]