851569388

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{402443}}^1$

素因数の和:402493

約数の個数: 18

約数和(自身を含む): 1557860724

約数和(自身を除く): 706291336

約数列:

[1, 2, 4, 23, 46, 92, 529, 1058, 2116, 402443, 804886, 1609772, 9256189, 18512378, 37024756, 212892347, 425784694, 851569388]

約数ペア:

[(1, 851569388), (2, 425784694), (4, 212892347), (23, 37024756), (46, 18512378), (92, 9256189), (529, 1609772), (1058, 804886), (2116, 402443)]