920272

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:630

約数の個数: 20

約数和(自身を含む): 1802340

約数和(自身を除く): 882068

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 509, 904, 1018, 1808, 2036, 4072, 8144, 57517, 115034, 230068, 460136, 920272]

約数ペア:

[(1, 920272), (2, 460136), (4, 230068), (8, 115034), (16, 57517), (113, 8144), (226, 4072), (452, 2036), (509, 1808), (904, 1018)]