209211493864

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{872791}}^1$

素因数の和:872918

約数の個数: 48

約数和(自身を含む): 418992527520

約数和(自身を除く): 209781033656

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 361, 664, 722, 1444, 1577, 2888, 3154, 6308, 12616, 29963, 59926, 119852, 239704, 872791, 1745582, 3491164, 6982328, 16583029, 33166058, 66332116, 72441653, 132664232, 144883306, 289766612, 315077551, 579533224, 630155102, 1260310204, 1376391407, 2520620408, 2752782814, 5505565628, 11011131256, 26151436733, 52302873466, 104605746932, 209211493864]

約数ペア:

[(1, 209211493864), (2, 104605746932), (4, 52302873466), (8, 26151436733), (19, 11011131256), (38, 5505565628), (76, 2752782814), (83, 2520620408), (152, 1376391407), (166, 1260310204), (332, 630155102), (361, 579533224), (664, 315077551), (722, 289766612), (1444, 144883306), (1577, 132664232), (2888, 72441653), (3154, 66332116), (6308, 33166058), (12616, 16583029), (29963, 6982328), (59926, 3491164), (119852, 1745582), (239704, 872791)]