217664722

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47339}}^1$

素因数の和:47382

約数の個数: 24

約数和(自身を含む): 377773200

約数和(自身を除く): 160108478

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 47339, 94678, 520729, 899441, 1041458, 1798882, 5728019, 9893851, 11456038, 19787702, 108832361, 217664722]

約数ペア:

[(1, 217664722), (2, 108832361), (11, 19787702), (19, 11456038), (22, 9893851), (38, 5728019), (121, 1798882), (209, 1041458), (242, 899441), (418, 520729), (2299, 94678), (4598, 47339)]