211907912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1394131}}^1$

素因数の和:1394156

約数の個数: 16

約数和(自身を含む): 418239600

約数和(自身を除く): 206331688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1394131, 2788262, 5576524, 11153048, 26488489, 52976978, 105953956, 211907912]

約数ペア:

[(1, 211907912), (2, 105953956), (4, 52976978), (8, 26488489), (19, 11153048), (38, 5576524), (76, 2788262), (152, 1394131)]