217276016

素因数分解:

$2^4\times {\mathrm{631}}^1\times {\mathrm{21521}}^1$

素因数の和:22160

約数の個数: 20

約数和(自身を含む): 421659024

約数和(自身を除く): 204383008

約数列:

[1, 2, 4, 8, 16, 631, 1262, 2524, 5048, 10096, 21521, 43042, 86084, 172168, 344336, 13579751, 27159502, 54319004, 108638008, 217276016]

約数ペア:

[(1, 217276016), (2, 108638008), (4, 54319004), (8, 27159502), (16, 13579751), (631, 344336), (1262, 172168), (2524, 86084), (5048, 43042), (10096, 21521)]