219541528

素因数分解:

$2^3\times {\mathrm{197}}^1\times {\mathrm{139303}}^1$

素因数の和:139506

約数の個数: 16

約数和(自身を含む): 413732880

約数和(自身を除く): 194191352

約数列:

[1, 2, 4, 8, 197, 394, 788, 1576, 139303, 278606, 557212, 1114424, 27442691, 54885382, 109770764, 219541528]

約数ペア:

[(1, 219541528), (2, 109770764), (4, 54885382), (8, 27442691), (197, 1114424), (394, 557212), (788, 278606), (1576, 139303)]