219028972

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{1867}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 388095680

約数和(自身を除く): 169066708

約数列:

[1, 2, 4, 139, 211, 278, 422, 556, 844, 1867, 3734, 7468, 29329, 58658, 117316, 259513, 393937, 519026, 787874, 1038052, 1575748, 54757243, 109514486, 219028972]

約数ペア:

[(1, 219028972), (2, 109514486), (4, 54757243), (139, 1575748), (211, 1038052), (278, 787874), (422, 519026), (556, 393937), (844, 259513), (1867, 117316), (3734, 58658), (7468, 29329)]